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WO2022039205A1 - Procédé de production de culture agricole - Google Patents

Procédé de production de culture agricole Download PDF

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Publication number
WO2022039205A1
WO2022039205A1 PCT/JP2021/030259 JP2021030259W WO2022039205A1 WO 2022039205 A1 WO2022039205 A1 WO 2022039205A1 JP 2021030259 W JP2021030259 W JP 2021030259W WO 2022039205 A1 WO2022039205 A1 WO 2022039205A1
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WIPO (PCT)
Prior art keywords
crop
field
carbon
amount
nitrogen
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Ceased
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PCT/JP2021/030259
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English (en)
Japanese (ja)
Inventor
憲孜 長浜
義典 長浜
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Nagahama Syouten YK
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Nagahama Syouten YK
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Priority to JP2022543978A priority Critical patent/JPWO2022039205A1/ja
Publication of WO2022039205A1 publication Critical patent/WO2022039205A1/fr
Anticipated expiration legal-status Critical
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00—Cultivation of specific crops or plants not otherwise provided for
    • A01G22/20—Cereals
    • A01G22/22—Rice
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F11/00—Other organic fertilisers

Definitions

  • the present invention relates to a method for producing a crop.
  • Patent Document 1 discloses a technique for giving a fertilizer in which a growth promoter is carried on a starch gel made of a graft copolymer of gelatinized starch to a crop.
  • Crops absorb carbon dioxide and water and produce glucose (carbohydrates) and oxygen by photosynthesis.
  • Crop uses nutrients such as nitrogen and phosphoric acid absorbed from the roots, and synthesizes various organic compounds (carbohydrates, proteins, fats, etc.) from carbohydrates to form crops.
  • Crops consume carbohydrates and oxygen by breathing, creating energy to absorb nutrients from the roots.
  • the present invention has been made to solve this problem, and an object of the present invention is to provide a method for producing a crop that can increase the yield of the crop and improve the quality of the crop.
  • the crop production method of the present invention is a method of cultivating and harvesting a crop in a field containing a fertilizer containing nitrogen and a carbon source, and the amount of carbon contained in the active component of the field is contained in the field. , Fertilizer and carbon source are added to the field so that the amount of nitrogen contained in the active ingredient is 0.15 times or more.
  • the fertilizer and the carbon source are put into the field so that the amount of carbon contained in the active component of the field is 0.15 times or more the amount of nitrogen contained in the active component.
  • the amount of carbon contained in the active ingredient contained in the field is increased to 0.15 times or more the amount of nitrogen in the entire period from the cultivation of the crop to the harvest. It is possible to increase the yield of crops and further improve the quality of crops.
  • the fertilizer and the carbon source are used so that the amount of carbon contained in the active ingredient of the field is 15 times or more the amount of nitrogen contained in the active ingredient. Put it in the field. Even when the sunshine rate is low, it is possible to increase the yield of crops and improve the quality of crops.
  • the carbon source comprises a starch gel. Since the starch gel has 6 carbons in the basic unit, the sugar produced by the decomposition of the starch gel in the field can be efficiently and timely used for crops.
  • the starch gel is swollen. Since the swelling increases the surface area of the starch gel, the starch gel tends to be in a form that can be directly absorbed and utilized by the crop. Therefore, the rate of fertilization can be increased.
  • FIG. 1 is a schematic diagram of a field 10.
  • the carbon source 11 and the fertilizer 13 are put into the field 10, and the cultivation and harvesting of the crop 14 are carried out in the field 10.
  • the field 10 includes a nursery such as a seedling, a rice field, a field, a medium for solution cultivation, and a culture solution for hydroponics.
  • the field 10 is particularly suitable for a nursery, a rice field, or a field containing soil. This is because the field 10 containing soil can produce a wide variety of crops 14.
  • Examples of the crop 14 produced in the field 10 include cereals, leafy vegetables, fruit vegetables, root vegetables, potatoes, fruit trees, and flowers.
  • Examples of cereals include rice, wheat and beans.
  • Examples of leafy vegetables include spinach, cabbage, and Japanese mustard spinach.
  • Examples of fruit vegetables include tomatoes, cucumbers, eggplants, peppers, watermelons, and melons.
  • Examples of root vegetables include radish, carrot, and burdock.
  • Examples of potatoes include potatoes, sweet potatoes, and dioscorea opposita.
  • Examples of fruit trees include mandarin oranges, apples, pears, and grapes.
  • Examples of flowers include chrysanthemums, carnations, lilies, tulips, and cyclamen.
  • the carbon source 11 supplies the active component of carbon to the field 10.
  • the carbon source 11 include starch gel, vegetable oil, alcohol, and sugar.
  • the carbon source 11 may be solid or liquid.
  • the carbon source 11 contains one or more of starch gels, vegetable oils, alcohols and sugars.
  • the active ingredient is a component that can be directly absorbed and used by the crop 14 from the field 10, or is changed in the field 10 in a relatively short period of time (for example, during one crop) after being applied to the field 10 and can be absorbed and used by the crop 14.
  • the period of one crop means the period when the crop 14 is cultivated only once a year in the same field 10.
  • the starch gel of the carbon source 11 is a dried product of gelatinized (pregelatinized) starch.
  • the starch gel may have aged starch. Since starch gel has a low water content, it does not easily spoil and has excellent storage stability.
  • the starch gel is cut or crushed (crushed) into appropriate sizes to be granulated or flaky so that it can be easily mixed with soil particles and easily dissolved in water.
  • the raw material for starch gel is starch obtained from cereals, potatoes, roots / stems, beans, etc.
  • starch powder may be used, or grains such as cereals and beans may be used.
  • cereals are corn, wheat, and rice.
  • potatoes include potatoes, sweet potatoes, and cassava.
  • roots and trunks include sago palm, kudzu, bracken, and lotus root.
  • beans include mung beans, adzuki beans, green beans, and peas.
  • starch gel grains When grains such as cereals and beans are used as a raw material for starch gel, the entire grain may be gelled, or the area near the surface of the grain may be gelled, but the area near the center may not be gelled. ..
  • starch gel grains When starch gel grains are used, they are gradually decomposed from the surface of the grains, so that the fertilizing effect lasts for a long time.
  • the starch gel grains are preferably those in which the entire grains are gelled. This is because the whole grain is decomposed into sugar in the soil.
  • starch that is not distributed on the market can be used as the raw material for starch gel.
  • starch that is not distributed on the market include damaged grains, dead rice, colored grains, and immature grains of rice.
  • the damaged grains include germinated grains, diseased grains, insect-damaged grains, split grains, malformed grains, brown rice, crushed grains, spotted grains, germ-deficient grains, and peeled grains.
  • Examples of dead rice include blue dead rice and white dead rice.
  • the colored grains include fully colored grains, partially colored grains, and red rice.
  • the immature grains include milky white grains, heart white grains, blue immature grains, base immature grains, belly white immature grains, spine white grains, and powdery grains.
  • At least the surface of at least one type of rice selected from damaged grains, dead rice, colored grains and immature grains can be gelatinized to obtain starch gel grains.
  • this starch gel is used as the carbon source 11
  • the starch that is discarded from the starch brought out from the field 10 by rice harvesting can be used as the carbon source 11 and returned to the field 10, so that waste can be reduced and resources can be circulated. It can be used.
  • the rice used as the raw material for the starch gel may be brown rice or white rice.
  • Oblate obtained by rapidly drying gelatinized starch until the water content reaches about 10% -15% is a kind of starch gel.
  • the carbon source 11 can be a non-standard product or a piece of oblate generated during the production of oblate.
  • the starch gel is preferably swollen. Due to swelling, the carbon source 11 contains pores 12.
  • the pores 12 include open pores that connect to the outside air and closed pores that are sealed in the carbon source 11. Since the surface area of the starch gel is increased by the swelling, the decomposition rate of the starch gel is increased, and the crop 14 is likely to be in a form that can be directly absorbed and used. Therefore, the rate of fertilization can be increased.
  • the swelling of the starch gel can be realized by, for example, depressurization or heating.
  • the container containing the raw material (grains such as grains and beans) is sealed and the container is heated to increase the pressure inside the container, and then the inside of the container is rapidly depressurized and contained in the raw material. It vaporizes the water and expands the raw material.
  • water is added to the starch to heat and gelatinize, and then the starch is rapidly heated to expand the water vapor and air contained in the raw material, and the starch surrounding the starch is stretched and solidified.
  • a compression extrusion molding machine called an extruder can be used.
  • the starch that has not been pregelatinized can be mixed with the starch gel, and the mixture can be supplied to the field 10 as the carbon source 11.
  • examples include a mixture of wafers, swollen starch gels and cereal starches.
  • Examples of the vegetable oil of the carbon source 11 include soybean oil, rapeseed oil, sesame oil, sunflower oil, beni flower oil, cottonseed oil, and peanut oil.
  • the alcohol of the carbon source 11 is preferably one having 1-11 carbon atoms.
  • Alcohols having 1-11 carbon atoms are linear or split chain alcohols such as methyl alcohol, ethyl alcohol, propyl alcohol, isopropyl alcohol, butyl alcohol, isobutyl alcohol, neobutyl alcohol, pentyl alcohol, hexyl alcohol, and isohexyl alcohol.
  • Linear or split chain higher aliphatic monohydric alcohols such as lower aliphatic monohydric alcohols, octyl alcohols, isooctyl alcohols, decyl alcohols, isodecyl alcohols, undecyl alcohols, isoundecyl alcohols, cyclohexanol, etc.
  • Polyhydric alcohols such as cyclic monohydric alcohols, ethylene glycols and glycerins are exemplified.
  • sugar of the carbon source 11 examples include monosaccharides, oligos, and polysaccharides.
  • Monosaccharides include glyceraldehyde, erythrose, treose, ribose, lyxose, xylose, arabinose, allose, talose, growth, glucose, altrose, mannose, galactose, idose, dihydroxyacetone, elittlerose, xylrose, ribulose, psicose, fructose, Examples include sorbose and tagatose.
  • oligos examples include sucrose, lactulose, lactose, maltose, trehalose, cellobiose, nigerotriose, maltotriose, melegitose, maltotriose, raffinose, kestose, and alkabos.
  • polysaccharides include amylose, amylopectin, glycogen, cellulose, chitin, agarose, carrageenan, heparin, hyaluronic acid, pectin, and xyloglucan. When the polysaccharide is used as the carbon source 11, it is preferable to put the polysaccharide-degrading enzyme together with the polysaccharide into the field 10.
  • Fertilizer 13 contains nitrogen.
  • the fertilizer 13 supplies the active component of nitrogen to the field 10.
  • Nitrogen is one of the essential macroelements (carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium, sulfur) that are essential for plant growth.
  • the fertilizer 13 may be solid or liquid. Examples of the fertilizer 13 include ammonium sulfate, urea, lime nitrogen, and IB chemical fertilizer as chemical fertilizers, and lees, fish meal, and fertilized chicken manure as organic fertilizers.
  • the fertilizer 13 may contain one or more of essential major elements other than nitrogen, essential trace elements (iron, manganese, zinc, copper, molybdenum, boron, chlorine, nickel) and useful elements (silicon).
  • Examples of the active component of nitrogen include ammonia nitrogen, nitrite nitrogen and nitrate nitrogen.
  • Examples of the active component of carbon derived from the carbon source 11 include monosaccharides and oligosaccharides. Since the active ingredient is water-soluble, the crop 14 absorbs the active ingredient from the roots.
  • FIG. 2 is a diagram showing the relationship between the light intensity of the photosynthesis of the crop 14 and the amount of oxygen released from the crop 14.
  • the horizontal axis of FIG. 2 shows the intensity of light applied to the crop 14, and the vertical axis of FIG. 2 shows the amount of oxygen released into the air by the crop 14 by photosynthesis.
  • Crop 14 absorbs carbon dioxide and water and produces glucose (carbohydrate) and oxygen by photosynthesis. Crop 14 constitutes crop 14 by synthesizing various organic compounds (carbohydrates, proteins, fats, etc.) from carbohydrates using essential elements and useful elements absorbed from the roots. On the other hand, the crop 14 consumes carbohydrates and oxygen by respiration and produces energy for absorbing essential elements and the like from the roots.
  • crop 14 takes in all the oxygen necessary for living from the air.
  • crop 14 produces all the necessary oxygen and carbohydrates by photosynthesis, and all the water and carbon dioxide produced by respiration are the raw materials for photosynthesis.
  • section C the oxygen produced by photosynthesis is consumed by respiration, so the crop 14 takes in the deficient oxygen from the air.
  • crop 14 releases excess oxygen into the air and stores excess carbohydrates in the body.
  • crop 14 will not be able to perform sufficient photosynthesis, and the carbohydrates produced by photosynthesis will be consumed by respiration. Therefore, if the amount of solar radiation and the hours of sunshine are insufficient, the carbohydrates required by the crop 14 will be insufficient. Then, the crop 14 tends to have difficulty in producing flowers and fruits, the damage of pests increases, the sugar content tends to decrease, the yield of the crop 14 decreases, and the quality of the crop 14 deteriorates. ..
  • the carbon source 11 and the fertilizer 13 are added to the field 10 so that the amount of carbon contained in the active component of the field 10 is 0.15 times or more the amount of nitrogen contained in the active component of the field 10. It is thrown in and the crop 14 is cultivated and harvested. Even when the crop 14 cannot sufficiently photosynthesize due to insufficient solar radiation and sunshine hours due to bad weather, the carbohydrate (carbon) that should be obtained by photosynthesis can be supplemented with carbon absorbed from the roots. Since the amount of photosynthesis of the crop 14 that is insufficient when the weather is bad can be supplemented, the yield of the crop 14 can be increased and the quality of the crop 14 can be improved.
  • crop 14 contains about 15 times as much carbon as nitrogen.
  • Crop 14 absorbs water and carbon dioxide in the air and produces glucose (carbohydrate) and oxygen by photosynthesis.
  • the carbon contained in crop 14 is derived from carbohydrates, which are the products of photosynthesis.
  • Carbohydrates produced by photosynthesis move to the leaves, flowers, and fruits of crop 14, and are used for plant growth and fruit enlargement. As the plant grows and the number of leaves increases, the amount of photosynthesis increases. The amount of photosynthesis of crop 14 that is insufficient due to bad weather changes depending on the growth stage of the plant.
  • the carbon content of the active ingredient in the field 10 is 1%, which is 15 times the above amount, with respect to the nitrogen content of the active ingredient in the field 10.
  • the carbon source 11 and the fertilizer 13 are put into the field 10 so as to be 0.15 times or more corresponding. 1%, which is multiplied by 15 times the above, is a numerical value derived by an empirical rule considering the growth stage of the plant, the amount of sunshine, the sunshine duration, and the like.
  • the amount of nitrogen and the amount of carbon contained in the active component of the field 10 can be specified by chemical analysis of the sample in the field 10.
  • the field 10 contains soil
  • 5 or more places in the field 10 are randomly selected, and 100 g of soil is taken from each and mixed to obtain a sample of 500 g or more.
  • soil up to a depth of about 25 cm is collected.
  • the carbon source 11 and the fertilizer 13 may be deposited on the soil on the surface of the field 10
  • the soil is collected by removing the depth of about 1-2 cm from the surface. After air-drying the collected soil, the soil mass is crushed and passed through a 2 mm sieve to prepare a sample.
  • the amount (mg / 100 g) of nitrogen (available nitrogen) contained in the active component of the field 10 is determined by the soil environment analysis method V. 10.
  • the amount of carbon (mg / 100 g) contained in the active component of the field 10 is determined according to JIS K0136: 2015 using a high performance liquid chromatography mass spectrometer (LC / MS). First, divide the sample into equal parts as needed for analysis. Water is added to the equally divided sample, stirred, and the sample is filtered to obtain a sample. Repeat the sample dilution and filtration operations as needed. If necessary, pretreatment such as dissolution, purification, concentration, derivatization, and deproteinization is performed. When using an ion chromatograph, the sample is pretreated according to JIS K0127: 2013.
  • the LC / MS column is selected according to the target component of the analysis.
  • Examples of the column for sugar analysis include VG-50 and VN-50 manufactured by Showa Denko, Rezex series manufactured by Shimadzu Corporation, and ZORBAX sugar analysis column manufactured by Agilent Technologies.
  • the sample is put into LC / MS, the obtained chromatogram and mass spectrum are read, and the molecular composition and molecular weight information of the components contained in the sample are read.
  • the target component is extracted from the component specified by the mass spectrum, and the concentration of the target component is specified in association with the chromatogram.
  • the amount of the active component of carbon in the sample is determined by the absolute calibration curve method, the internal standard method or the standard addition method.
  • the amount of carbon (mg / 100 g) contained in the active component of the field 10 may be determined by measuring the sample by the ATR method of a Fourier transform infrared spectrophotometer (FTIR).
  • FTIR Fourier transform infrared spectrophotometer
  • the amount of carbon contained in the active ingredient is different from the organic carbon and total carbon of the field 10.
  • the amount of carbon contained in the active ingredient is much smaller than that of organic carbon and total carbon.
  • B Turin method and soil environment analysis method V. 8 Measured based on the dry combustion method.
  • the carbon amount of the active ingredient produced by the decomposition of the carbon source 11 is the nitrogen of the active ingredient.
  • the amount of nitrogen and the amount of carbon of the active component formed from the carbon source 11 and the fertilizer 13 are estimated so as to be 0.15 times or more the amount, and the carbon source 11 and the fertilizer 13 are put into the field 10.
  • the carbon source 11 and the fertilizer 13 can be added to the field 10 by either the original fertilizer or the top fertilizer.
  • the carbon content of the active ingredient is 0.15 times or more the nitrogen content of the active ingredient in the entire period from the cultivation of the crop 14 to the harvest. This is because the yield of the crop 14 can be increased and the quality of the crop 14 can be further improved.
  • the carbon content of the active ingredient is 0.15 times or more the nitrogen content of the active ingredient in the period until the panicle formation stage or the period from heading to ripening.
  • the carbon content of the active ingredient contained in the field 10 is 1. It is preferably 5 times or more, more preferably 5 times or more, further preferably 10 times or more, and particularly preferably 15 times or more.
  • crop 14 consumes about 30-70% of carbon contained in carbohydrates produced by photosynthesis by respiration (Akihiko Ito, 1 person outside, “Plant respiration and the earth”.
  • Environmental change From the viewpoint of the model ", Photosynthesis Research, 24 (1) 2014, p.39-45).
  • the carbon consumed by the crop 14 by breathing the carbon decomposed by soil bacteria, the carbon discharged from the field 10 due to rainwater, etc., the amount of carbon of the active ingredient contained in the field 10 is increased to the field 10. It is more preferable to make the amount of nitrogen of the contained active ingredient about 22 to 50 times.
  • the excess carbon of the active ingredient absorbed from the roots of the crop 14 is stored in the crop 14.
  • the carbon source 11 preferably contains a starch gel.
  • the starch gel represented by n has 6 carbons in the basic unit and is water-soluble, so that the efficiency of supplying the active component of carbon to the field 10 is high. Since the starch gel is slowly decomposed into sugar in the field 10, it is possible to suppress the increase of bacteria and the generation of insects due to the increase in sugar, as compared with the case where sugar is put into the field 10 instead of the starch gel. Furthermore, since the starch gel does not release nitrogen, the amount of undigested nitrogen is reduced, the crop 14 grows soundly, and the shelf life of the crop 14 is improved.
  • a film of oil or fat may be provided on the surface of the starch gel.
  • the rate of fertilization can be adjusted by fats and oils.
  • Vegetable oil is suitable as the fat and oil. Examples of vegetable oils include soybean oil, rapeseed oil, sesame oil, sunflower oil, beni flower oil, cottonseed oil, and peanut oil.
  • starch-degrading enzyme By further adding a starch-degrading enzyme to the field 10, the decomposition of the starch gel can be promoted. As a result, the rate of fertilization can be increased.
  • Amylase is exemplified as a starch-degrading enzyme.
  • the carbon source 11 and the fertilizer 13 may contain seaweed extract.
  • the field 10 to which the minerals (phosphorus, potassium, magnesium, etc.) and amino acids contained in the seaweed extract are supplied can be fertilized.
  • seaweed as a raw material of the extract include brown algae such as kelp, wakame seaweed, hijiki seaweed, sargassum fulvelus, and mozuku seaweed. Red algae such as corallinoideae and other seaweeds may be used as raw materials for the extract as long as they contain slimy components such as alginic acid.
  • Experimental Group 1 in addition to organic fertilizer, 3 kg of oblate pieces (starch gel) and 9 kg of nitrogen (active ingredient) of chemical fertilizer were added to 1000 m 2 of the field as the main fertilizer, and the fertilizer was cultivated by rotary cultivation. .. At this time, the amount of carbon of the active ingredient was 3 kg ⁇ 72/162 ⁇ 1.33 kg, which was 0.148 times the amount of nitrogen of the active ingredient.
  • the fields were filled with water, paddy fields were created, and paddy rice (variety Koshihikari) seedlings were planted. Topdressing was appropriately performed within the range satisfying the condition that the amount of carbon contained in the active component of the field was 0.15 times or more the amount of nitrogen.
  • mice paddy fields were created in the same manner as in Experimental Group 1 except that a piece of oblate (starch gel) of the original fertilizer was replaced with 6 kg, and paddy rice (variety Koshihikari) seedlings were planted. Topdressing was appropriately performed as long as the condition was satisfied that the amount of carbon contained in the active component of the field was 0.30 times or more the amount of nitrogen.
  • the control group 1 was the same as the experimental groups 1 and 2 except that the main fertilizer of the starch gel and the top fertilizer of the starch gel were excluded.
  • Experimental Group 3 in addition to organic fertilizer, 1000 kg of oblate pieces (starch gel) and 20 kg of nitrogen (active ingredient) of chemical fertilizer were added to 1000 m 2 of the field as the main fertilizer, and the fertilizer was cultivated by rotary cultivation. .. At this time, the amount of carbon of the active ingredient was 1000 kg ⁇ 72/162 ⁇ 444 kg, which was 22 times the amount of nitrogen of the active ingredient. Tomato seedlings were planted in the field. Topdressing was appropriately performed within the range satisfying the condition that the amount of carbon contained in the active component of the field was 22 times or more the amount of nitrogen.
  • the control group 2 was the same as the experimental group 3 except that the original fertilizer of the starch gel and the top fertilizer of the starch gel were excluded.
  • the seedlings of one strain (2 to 3) were tilled to about 40 on average in the experimental plots 1 and 2.
  • the number of tillers of one seedling was about 30 on average.
  • the number of grains of two ears near the center of one randomly selected plant was 128 and 121, and the number of ears at the end of one plant was 120 or more. there were.
  • the number of grains of the two ears near the center of one randomly sampled strain was 174 and 156, and the number of ears at the end of one strain was 130 or more.
  • the number of grains of the two ears near the center of one randomly selected plant was 102 and 108, and the number of ears at the end of one plant was about 80.
  • the yield of tomatoes in the experimental plot 3 was twice the yield of tomatoes in the control plot 2.
  • the sugar content of the tomatoes in the experimental group 3 randomly selected was 7 degrees, while the sugar content of the tomatoes in the control group 2 was 5 degrees.
  • the sugar content was measured using a handheld refractometer (manufactured by Atago).
  • the cultivation period overlapped with the rainy season, so the amount of solar radiation and the sunshine duration were small.
  • the experimental plot 3 in which the carbon content of the active ingredient was 22 times or more the nitrogen content was twice the yield and the sugar content was improved as compared with the control plot 2. According to the examples, it was clarified that the yield of the crop can be increased and the quality of the crop can be improved regardless of the amount of sunshine and the duration of sunshine.
  • the crops are paddy rice and tomato was described, but it is not necessarily limited to this.
  • the crop the one described in the embodiment can be appropriately set.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Botany (AREA)
  • Fertilizers (AREA)

Abstract

L'invention concerne un procédé de production d'une culture agricole, permettant d'accroître le rendement de la culture agricole et d'améliorer la qualité de la culture agricole. Ce procédé de production d'une culture agricole comprend la culture et la récolte d'une culture agricole (14) dans un champ (10) contenant une source de carbone (11) et un engrais (13) qui contient de l'azote. L'engrais et la source de carbone sont ajoutés au champ de telle sorte que la quantité de carbone contenue dans les composants disponibles du champ représente au moins 0,15 fois la quantité d'azote contenue dans les composants disponibles du champ.
PCT/JP2021/030259 2020-08-18 2021-08-18 Procédé de production de culture agricole Ceased WO2022039205A1 (fr)

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