CN108476893B - Efficient low-cost organic crop planting method - Google Patents

Efficient low-cost organic crop planting method Download PDF

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CN108476893B
CN108476893B CN201810340937.1A CN201810340937A CN108476893B CN 108476893 B CN108476893 B CN 108476893B CN 201810340937 A CN201810340937 A CN 201810340937A CN 108476893 B CN108476893 B CN 108476893B
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soil
potatoes
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CN108476893A (en
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文映雪
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • A01G22/20Cereals
    • A01G22/22Rice
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B79/00Methods for working soil
    • A01B79/02Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G17/00Cultivation of hops, vines, fruit trees, or like trees
    • A01G17/005Cultivation methods
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • A01G22/15Leaf crops, e.g. lettuce or spinach 
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • A01G22/20Cereals
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • A01G22/25Root crops, e.g. potatoes, yams, beet or wasabi
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • A01G22/40Fabaceae, e.g. beans or peas
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F11/00Other organic fertilisers
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F11/00Other organic fertilisers
    • C05F11/02Other organic fertilisers from peat, brown coal, and similar vegetable deposits
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F11/00Other organic fertilisers
    • C05F11/08Organic fertilisers containing added bacterial cultures, mycelia or the like
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/60Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners

Abstract

The invention discloses a high-efficiency low-cost organic crop planting method, which comprises the following steps: (1) selecting land: selecting a paddy field, a second land and a third land, and then carrying out rotary tillage and soil preparation, wherein the rotary tillage depth is 15-30 cm; (2) planting rice on a paddy field, crushing and scattering rapeseed cakes on the paddy field before planting, and uniformly mixing the rapeseed cakes with soil, wherein the application amount is 60-80kg mu; (3) dividing the second land into a first part, a second part, a third part and a fourth part from bottom to top, and planting different crops respectively; planting black peaches at the upper ends of the three fields; the rest is planted with peanuts, and then the rapeseeds are planted with soybeans finally. The method classifies the land, then researches the cultivation mode of the land, reduces the cost, improves the crop yield, and in addition, does not apply excessive metal elements and other harmful substances to the soil or crops in the planting process, realizes the high-efficiency and low-cost organic crop planting mode, and further improves the economic benefit.

Description

Efficient low-cost organic crop planting method
Technical Field
The invention belongs to the technical field of agricultural planting, and particularly relates to a high-efficiency low-cost organic crop planting method.
Background
In recent years, with the deterioration of ecological environment and the exposure of food safety events, the demand of consumers on pollution-free crops is continuously increased, and the development of organic crops has very wide market prospect and better comprehensive benefit.
At present, in hilly lands, the distributed terrain parts can be divided into three land sections of one land, two lands and three lands. One land is positioned at the lower part of the hill body, the slope is generally less than 6 degrees, the soil is purple soil, and the thickness of the soil layer is more than 60 cm; the two terraces are distributed in the middle of the hill body and are positioned above the one terraces, the gradient is generally 6-15 degrees, the soil is purple sand soil, and the thickness of the soil layer is 40-60 cm; the three terraces are distributed on the middle upper part or the top of the hill, the slope is generally 15-25 degrees, the soil is purple stone soil, and the thickness of the soil layer is less than 40 cm.
The organic crops planted on the terrain have strict requirements on the types of the crops, the utilization rate of the land is low in the planting process, waste generated by the harvested crops is not reasonably utilized, the production cost is high, and the economic benefit is reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a high-efficiency low-cost organic crop planting method, which can effectively solve the problems of high cost and low economic benefit in the existing organic crop planting process.
In order to achieve the purpose, the technical scheme adopted by the invention for solving the technical problems is as follows:
a high-efficiency low-cost organic crop planting method comprises the following steps:
(1) selecting land: selecting a paddy field, a second land and a third land, and then carrying out rotary tillage and soil preparation, wherein the rotary tillage depth is 15-30 cm; wherein the area ratio of the paddy field to the second land to the third land is 3-4:7-9: 3-4;
(2) planting rice on a paddy field, crushing and scattering rapeseed cakes on the paddy field before planting, and uniformly mixing the rapeseed cakes with soil, wherein the application amount is 60-80 kg/mu;
(3) dividing the two terraces into a first block, a second block, a third block and a fourth block from bottom to top, wherein the area ratio of the first block to the fourth block to the second block to the third block to the fourth block is 0.5-0.8:1.2-1.8:2.5-4: 2.5-4;
planting ginger on the first land of the two lands, 1-2 days before planting, spreading the additive on the cultivated land, wherein the application amount is 15-25 kg/mu, the planting time is from late April to early May, the row spacing is 35-40cm, and the hole spacing is 20-25 cm; after the ginger is ripe, harvesting, preparing soil, and continuing planting potatoes, wherein 3200-3500 potatoes and 3500 plants are planted per mu, and the plant spacing is 30-35 cm; the additive is prepared by the following method: humic acid, dried bamboo leaves and sawdust are mixed according to the weight ratio of 5-10: 5-10: 25-35, crushing into 2-3cm granules, adding an aqueous solution containing 0.5-0.8 per mill of paecilomyces lilacinus which accounts for 20-25 percent of the total mass of the three substances of humic acid, dried bamboo leaves and sawdust, and then uniformly stirring to obtain the compound feed additive;
planting potatoes on a second block of the two lands, crushing dry pea branches and leaves and dry peanut branches and leaves before planting, uniformly mixing the crushed dry pea branches and leaves with soil, using 10-20kg of the dry pea branches and leaves and 8-15kg of the dry peanut branches and leaves per mu, planting for about 3 months and about 4 months, planting 3500 and 4000 plants of the potatoes per mu, and planting the plant spacing of 35-40 cm; harvesting potatoes in the last ten days of 8 months, then preparing soil, planting waxy corns after fertilization, wherein the hole distance of the waxy corns is 50-60cm, fertilizers are phosphate fertilizers and potassium fertilizers, and 25-30kg of phosphate fertilizers and 4-5kg of potassium fertilizers are applied to each mu;
planting peas and dry corns on a third land on the two lands, wherein the planting time is 4 months, the area of the planted peas accounts for 1/4, the planting area is close to the second land, the dry corns are planted in the residual area, before planting, fertilizer is applied to the land, the fertilizer used in the pea land is pig manure, the application amount is 100 plus 150 kg/mu, the application amount of phosphate fertilizer is 70 kg/mu, and the application amount of potash fertilizer is 5 kg/mu; after the peas and the dry corns are harvested, the corn stalks are reserved, the potatoes are planted, and fertilization is not needed in the potato planting process.
And (2) planting all rape seedlings on a fourth land of the two lands, uniformly applying fertilizers to the land before planting the rapes, wherein the types and the use amounts of the fertilizers are respectively as follows: 40-50 kg/mu of rapeseed cakes, 6 kg/mu of biological compound fertilizer, 50 kg/mu of phosphate fertilizer and 5 kg/mu of potash fertilizer; continuously planting potatoes after harvesting the rapes, planting black beans after harvesting the rapes without applying fertilizers before planting the potatoes and in the management process, crushing rape stalks before planting the black beans, mixing the crushed rape stalks with soil, and then planting the black beans, wherein the using amount of the rape stalks is 30-40 kg/mu.
(4) Three floors
The area of 2/5 at the upper end of the three fields is used for planting the black peaches; and (3) remaining cultivated land, namely, harvesting peanuts in the middle and last ten days of 4 months, harvesting peanuts while planting rapeseeds, then, growing seedlings, removing the cultured rape seedlings, then, starting to plant soybeans, crushing rape stalks before planting, mixing with soil, and then, planting, wherein the using amount of the rape stalks is 50-60 kg/mu.
Further, the additive is prepared by the following method: humic acid, dried bamboo leaves and sawdust in a weight ratio of 6: 8: 32, mixing, crushing into 2-3cm granules, adding an aqueous solution containing 0.6 per mill of paecilomyces lilacinus which accounts for 22 percent of the total mass of the three substances of humic acid, dried bamboo leaves and sawdust, and then uniformly stirring to obtain the product.
Further, the application amount of the additive is 20 kg/mu.
The high-efficiency low-cost organic crop planting method provided by the invention has the following beneficial effects:
(1) the humic acid used in the invention is a macromolecular organic substance widely existing in nature, is mainly an organic substance accumulated by plant remains through decomposition, transformation and the like of microorganisms, has rich resources and low cost, and can be used as a fertilizer and a soil conditioner for regulating the pH value of a matrix in the growth process of ginger.
The sawdust is low in cost, can be used as a matrix filler in the cultivation process of the ginger, can increase the gaps of the matrix and ensures the rapid growth of the ginger.
The paecilomyces lilacinus can kill nematodes in soil, can provide necessary nutrients for ginger by combining with humic acid and sawdust, and can ensure oxygen required in the growth process of the ginger.
(2) And planting potatoes on a second block of the two lands, wherein fertilizers of the potatoes are dry pea branches and leaves and dry peanut branches and leaves, the branches and leaves are crushed and mixed with soil, and during the growth process of the potatoes, the branches and leaves react with moisture and microorganisms in the soil to decompose macromolecules into micromolecules to provide nutrition for the potatoes and promote the growth of the potatoes.
After the potatoes are harvested, the land is loose and suitable for planting corns, and the long roots in the corn growth process can extend in the soil more easily, so that the fixation of the corns is facilitated, and the potatoes are prevented from falling on the ground. (3) On the third block on the second land, corn is harvested, corn stalks are reserved, potatoes are planted again, the corn stalks are used for putting up the potatoes, the corn stalks can provide nutrient substances for the potatoes when rotting, the potato cultivation method is favorable for the rapid growth of the potatoes, and the yield of the potatoes is improved.
(4) The upper ends of the three fields are relatively lower, the drought degree is relatively higher, the black peaches are relatively strong in drought tolerance and can normally grow under the condition, and the soil and partial components in the soil can also flow into the cultivated land below along with rainwater, so that certain fertilizers and nutrient substances are provided for the crops below.
(5) The method classifies the land, selects the crop species, and researches the cultivation mode, and part of fertilizer or nutrient substances on various planted lands flow into the field below along with rainwater in the whole planting process.
Detailed Description
Example 1
A high-efficiency low-cost organic crop planting method comprises the following steps:
(1) selecting land: selecting 3.5 mu paddy field, 8 mu second field and 3.5 mu third field, and then carrying out rotary tillage to complete the soil, wherein the rotary tillage depth is 25-30 cm;
(2) planting rice on a paddy field, crushing and scattering rapeseed cakes on the paddy field before planting, uniformly mixing the rapeseed cakes with soil, wherein the application amount is 60 kg/mu, and the rest processes are the same as the conventional planting process;
(3) dividing the two lands into a first land, a second land, a third land and a fourth land from bottom to top, wherein the areas of the first land, the second land, the third land and the fourth land are 0.5 mu, 1.5 mu, 3 mu and 3 mu respectively;
planting ginger on the first land of two lands, wherein the planting time is between the last ten days of 4 months and the last ten days of May, and 1-2 days before planting, and mixing humic acid, dried bamboo leaves and sawdust according to the weight ratio of 6: 8: 32, mixing, crushing into 2-3cm particles, adding an aqueous solution containing 0.6 per mill of paecilomyces lilacinus, uniformly stirring, and scattering an additive on the first land, wherein the paecilomyces lilacinus accounts for 22 percent of the total mass of the three substances, namely humic acid, dried bamboo leaves and sawdust, and 20kg of the additive is scattered per mu; the row spacing of ginger planting is 35-40cm, and the hole spacing is 20-25 cm; after the ginger is ripe, harvesting, preparing soil, and continuously planting potatoes, wherein 3200 plants of the potatoes are planted per mu, and the plant spacing is 30-35 cm;
planting potatoes on a second block of the second land, crushing dry pea branches and leaves and dry peanut branches and leaves before planting, uniformly mixing the crushed dry pea branches and leaves with soil, using 15kg of the dry pea branches and leaves and 10kg of the dry peanut branches and leaves per mu, then planting the potatoes, wherein the planting time is between 3 late ten days and 4 early months, planting 4000 potatoes per mu, and the plant spacing is 35-40 cm; harvesting potatoes in the last ten days of 8 months, then preparing soil, planting waxy corns after fertilization, wherein the hole distance of the waxy corns is 50-60cm, fertilizers are phosphate fertilizers and potassium fertilizers, and 28kg of phosphate fertilizers and 5kg of potassium fertilizers are applied to each mu;
planting peas and dry corns on a third land on the two lands, wherein the planting time is 4 months, the area of the planted peas accounts for 1/4, the planting area of the peas is close to the second land, the dry corns are planted in the residual area, before the planting, fertilizer is applied to the land, the fertilizer used in the pea land is pig manure, the application amount is 120 kg/mu, the application amount of phosphate fertilizer is 70 kg/mu, and the application amount of potash fertilizer is 5 kg/mu; after the peas and the dry corns are harvested, the corn stalks are reserved and the potatoes are planted, the corn stalks are used for framing the potatoes, and the potatoes can be provided with nutrient substances while the corn stalks are rotted, so that fertilization is not needed.
And (2) planting all rape seedlings on a fourth land of the two lands, uniformly applying fertilizers to the land before planting the rapes, wherein the types and the use amounts of the fertilizers are respectively as follows: 50 kg/mu of rapeseed cakes, 6 kg/mu of biological compound fertilizer, 50 kg/mu of phosphate fertilizer and 5 kg/mu of potassium fertilizer; the rape seedlings used in the field are derived from the rape seedlings cultivated on three fields; after the rape is harvested, the potatoes are continuously planted, fertilization is not needed before the potatoes are planted and in the management process, black beans are planted after the potatoes are harvested, rape stalks are crushed and mixed with soil before the black beans are planted, and then the black beans are planted, wherein the using amount of the rape stalks is 35 kg/mu.
(4) Three floors
1.4 mu of the uppermost end of the three lands is used for planting the black peaches, the black peaches are drought-enduring and can grow normally on the three lands, and the production cost is reduced;
and (3) remaining cultivated land, namely, harvesting peanuts in the middle and last ten days of 4 months, harvesting peanuts while planting rapeseeds, preparing seedlings for planting rapes on two lands, removing the planted rapes, starting to plant soybeans, crushing rape stems before planting, mixing the crushed rape stems with soil, and then planting soybeans, wherein the using amount of the rape stems is 50 kg/mu.
The above-mentioned crops are harvested in each field and then planted in the next crop, so that the cyclic planting is performed, and the planting parameters which are not mentioned in the above-mentioned planting process are all performed in a conventional manner.
Example 2
The embodiment 2 is different from the embodiment 1 in that ginger is planted on the first land of the second land, and before planting, humic acid, dried bamboo leaves and sawdust are mixed according to the weight ratio of 5: 5: 25, mixing, crushing into 2-3cm particles, adding an aqueous solution containing 0.8 per mill of paecilomyces lilacinus, uniformly stirring, and scattering an additive on the first land, wherein the paecilomyces lilacinus accounts for 25 percent of the total mass of the three substances of humic acid, dried bamboo leaves and sawdust, 25kg of the additive is scattered per mu, and the rest is the same as that of the example 1.
Example 3
The embodiment 2 is different from the embodiment 1 in that ginger is planted on the first land of the second land, and before planting, humic acid, dried bamboo leaves and sawdust are mixed according to the weight ratio of 10: 10: 35, grinding the mixture into particles of 2-3cm, adding an aqueous solution containing 0.5 per mill of paecilomyces lilacinus, uniformly stirring, and scattering the additives on the first land, wherein the paecilomyces lilacinus accounts for 20 percent of the total mass of the three substances of humic acid, dried bamboo leaves and sawdust, 25kg of the additives are scattered per mu, and the rest is the same as that of the example 1.
By adopting the planting mode of the invention, the yield of each crop is improved by 15-25% compared with the yield of each crop planted separately, because the rapeseed cakes obtained by pressing oil from the straws or rapeseeds of the crops are fully utilized in the planting process, the cost is greatly reduced, and compared with the method of planting each crop separately by adopting the conventional planting method, the cost is reduced by 40-50%.

Claims (3)

1. The method for planting the organic crops with high efficiency and low cost is characterized by comprising the following steps:
(1) selecting land: selecting a paddy field, a second land and a third land, and then carrying out rotary tillage and soil preparation, wherein the rotary tillage depth is 15-30 cm; wherein the area ratio of the paddy field to the second land to the third land is 3-4:7-9: 3-4;
(2) planting rice on a paddy field, crushing and scattering rapeseed cakes on the paddy field before planting, and uniformly mixing the rapeseed cakes with soil, wherein the application amount is 60-80 kg/mu;
(3) dividing the two terraces into a first block, a second block, a third block and a fourth block from bottom to top, wherein the area ratio of the first block to the fourth block to the second block to the third block to the fourth block is 0.5-0.8:1.2-1.8:2.5-4: 2.5-4;
planting ginger on the first land of the two lands, 1-2 days before planting, spreading the additive on the cultivated land, wherein the application amount is 15-25 kg/mu, the planting time is from late April to early May, the row spacing is 35-40cm, and the hole spacing is 20-25 cm; after the ginger is ripe, harvesting, preparing soil, and continuing planting potatoes, wherein 3200-3500 potatoes and 3500 plants are planted per mu, and the plant spacing is 30-35 cm; the additive is prepared by the following method: humic acid, dried bamboo leaves and sawdust are mixed according to the weight ratio of 5-10: 5-10: 25-35, crushing into 2-3cm granules, adding an aqueous solution containing 0.5-0.8 per mill of paecilomyces lilacinus which accounts for 20-25 percent of the total mass of the three substances of humic acid, dried bamboo leaves and sawdust, and then uniformly stirring to obtain the compound feed additive;
planting potatoes on a second block of the two lands, crushing dry pea branches and leaves and dry peanut branches and leaves before planting, uniformly mixing the crushed dry pea branches and leaves with soil, using 10-20kg of the dry pea branches and leaves and 8-15kg of the dry peanut branches and leaves per mu, planting for about 3 months and about 4 months, planting 3500 and 4000 plants of the potatoes per mu, and planting the plant spacing of 35-40 cm; harvesting potatoes in the last ten days of 8 months, then preparing soil, planting waxy corns after fertilization, wherein the hole distance of the waxy corns is 50-60cm, fertilizers are phosphate fertilizers and potassium fertilizers, and 25-30kg of phosphate fertilizers and 4-5kg of potassium fertilizers are applied to each mu;
planting peas and dry corns on a third land on the two lands, wherein the planting time is 4 months, the area of the planted peas accounts for 1/4, the planting area is close to the second land, the dry corns are planted in the residual area, before planting, fertilizer is applied to the land, the fertilizer used in the pea land is pig manure, the application amount is 100 plus 150 kg/mu, the application amount of phosphate fertilizer is 70 kg/mu, and the application amount of potash fertilizer is 5 kg/mu; after the peas and the dry corns are harvested, the corn stalks are reserved, the potatoes are planted, and fertilization is not needed in the potato planting process;
and (2) planting all rape seedlings on a fourth land of the two lands, uniformly applying fertilizers to the land before planting the rapes, wherein the types and the use amounts of the fertilizers are respectively as follows: 40-50 kg/mu of rapeseed cakes, 6 kg/mu of biological compound fertilizer, 50 kg/mu of phosphate fertilizer and 5 kg/mu of potash fertilizer; continuing to plant the potatoes after the rapes are harvested, planting the black beans after the rapes are harvested and before the potatoes are planted and in the management process, crushing rape stalks before the black beans are planted, mixing the crushed rape stalks with soil, and then planting the black beans, wherein the using amount of the rape stalks is 30-40 kg/mu;
(4) three floors
The area of 2/5 at the upper end of the three fields is used for planting the black peaches; and (3) remaining cultivated land, namely, harvesting peanuts in the middle and last ten days of 4 months, harvesting peanuts while planting rapeseeds, then, growing seedlings, removing the cultured rape seedlings, then, starting to plant soybeans, crushing rape stalks before planting, mixing with soil, and then, planting, wherein the using amount of the rape stalks is 50-60 kg/mu.
2. The method for planting organic crops with high efficiency and low cost as claimed in claim 1, wherein the additive is prepared by the following method: humic acid, dried bamboo leaves and sawdust in a weight ratio of 6: 8: 32, mixing, crushing into 2-3cm granules, adding an aqueous solution containing 0.6 per mill of paecilomyces lilacinus which accounts for 22 percent of the total mass of the three substances of humic acid, dried bamboo leaves and sawdust, and then uniformly stirring to obtain the product.
3. The method for growing organic crops at high efficiency and low cost as claimed in claim 1, wherein the additive is applied in an amount of 20 kg/acre.
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