CN110583392A - Interplanting method of konjak and corn - Google Patents
Interplanting method of konjak and corn Download PDFInfo
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- CN110583392A CN110583392A CN201910919720.0A CN201910919720A CN110583392A CN 110583392 A CN110583392 A CN 110583392A CN 201910919720 A CN201910919720 A CN 201910919720A CN 110583392 A CN110583392 A CN 110583392A
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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
- A01G13/00—Protecting plants
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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
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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
- A01G22/25—Root crops, e.g. potatoes, yams, beet or wasabi
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Abstract
The invention relates to the technical field of konjak planting, in particular to an interplanting method of konjak and corn, which comprises the following steps: (1) soil preparation and ridging; (2) sowing konjak; (3) planting corn; (4) pest control; (5) and (4) disease control. The method provided by the invention can reduce the morbidity index of soft rot and southern blight during the growth period of the konjak through the use of the konjak antibacterial fertilizer and the botanical insecticide, improve the disease resistance of konjak plants and be easier to control in the early morbidity period. The composite biological agent is prepared by mixing the pesticides streptomycin, validamycin, botanical pesticide and osmotic pressure regulator in the initial stages of konjac soft rot and southern blight, and can improve the control effects of the pesticides streptomycin and validamycin.
Description
Technical Field
The invention relates to the technical field of konjak planting, in particular to an interplanting method of konjak and corn.
Background
Konjak, also known as konnyaku, yunnao, Tou, Spanish Maranta, etc., belongs to herb plants of Araceae family, and is mainly distributed in Yun, Gui, Chuan, southern Shaanxi and western Hubei of China. The konjak contains rich konjak glucomannan, multiple vitamins and mineral elements such as potassium, phosphorus, selenium and the like; glucomannan has unique physicochemical properties and medicinal value, and can be used for preventing hyperlipidemia, hypercholesterolemia, diabetes, obesity, constipation, etc.; has wide application value in food and food additives; has good development prospect in the fields of cosmetics, edible films, chemical engineering and the like.
Due to the wide application of the konjak and the knowledge of the konjak all over the world, the market demand of the konjak is increasing. The industrial development of the konjak in China is started from the 80 th of the 20 th century, but the planting technology has not been broken through all the time because of late starting, and particularly, the research and practice are not carried out on the aspects of disease prevention, sunlight reasonable utilization and soil balanced utilization of the konjak, so that the konjak production has not been broken through all the time. At present, due to serious diseases and insect pests, overproof pesticides and the like, the interplanting of the konjak and the corn causes further damage to the fragile ecological environment, and the comprehensive benefit of konjak production is reduced along with the enlargement of the planting area.
Patent application No. CN 201710941021.7 discloses a method for interplanting white konjac and corn, which comprises the following steps: (1) sterilizing and fertilizing the land; (2) treating the seed taro before sowing; (3) sowing the white konjac; (4) interplanting; (5) managing the field; (6) and (4) pest control. The interplanting method provided by the invention mainly adopts agricultural streptomycin and validamycin (quicklime or plant ash) to prevent and treat the soft rot of the konjac glucomannan and the southern blight at the early disease stage during pest control; the infection rate of konjak germs cannot be reduced and the disease resistance of konjak cannot be improved before the konjak is attacked, and the transmission of insect pests to soft rot and southern blight germs is not considered.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides an interplanting method of konjak and corn, which is realized by the following technical scheme:
an interplanting method of konjak and corn comprises the following steps:
(1) land preparation and ridging: ridging on the selected planting land, wherein the width of the ridge surface is 80-90cm, the height of the ridge is 20-22cm, narrow rows with the width of 60-70cm are reserved between the ridges, and the height of the narrow rows is 18-20 cm;
(2) and (3) sowing konjak: ditching and sowing the middle of the ridge surface according to one ridge row, covering a layer of fine soil after applying the konjac antibacterial fertilizer, sowing the sterilized seed konjac according to the row spacing of 35cm, and covering a layer of fine soil after sowing;
(3) planting corn: digging fixed planting holes in the middle of the narrow rows according to the plant spacing of 30cm, applying decomposed farmyard manure, covering a layer of fine soil, transplanting the corn seedlings into the fixed planting holes, backfilling soil and compacting;
(4) pest control: spraying the konjak seedlings and the corn seedlings with a botanical insecticide at the konjak seedling stage and the corn seedling stage;
(5) disease control: the composite biological agent A is sprayed when the soft rot of the konjak occurs, and the biological agent B is sprayed when the southern blight of the konjak occurs.
Preferably, the sterilization of the konjac is: adding 15 times of water into corn stigma, decocting for 3h, and filtering to obtain water extractive solution; mixing the water extract with 1000 ten thousand units of pesticide streptomycin according to the weight ratio of 1: 10 to prepare seed soaking liquid; soaking seed taro in the seed soaking liquid for about 1h, taking out and air drying to obtain sterilized seed taro.
Preferably, the konjak antibacterial fertilizer is prepared from the following raw materials in parts by weight: 200 pieces of decomposed farmyard manure 300 parts, 80-100 parts of wormcast, 8-10 parts of purslane, 4-6 parts of purple perilla, 10-15 parts of wormwood, 3-5 parts of common andrographis herb, 30-40 parts of pine needle and 10-20 parts of cypress leaves; the application amount of the konjac antibacterial fertilizer is 1500-2000 kg/mu.
Preferably, the preparation method of the konjak antibacterial fertilizer comprises the following steps: pulverizing herba Portulacae, Perillae herba, folium Artemisiae Argyi, herba Andrographitis, folium Pini, and cacumen Platycladi, mixing with decomposed farmyard manure and wormcast uniformly, controlling water content at 30-40%, and performing heap fermentation for 3-4d to obtain primary fermented product; inoculating Armillaria mellea 0.1-0.2% into the primary fermentation product, and performing heap fermentation for 6-7 days to obtain secondary fermentation product; inoculating 0.3-0.4% of Bacillus thuringiensis into the secondary fermentation product, and performing heap fermentation for 2-3d to obtain the antibacterial fertilizer for konjak.
Preferably, the botanical pesticide is prepared from the following raw materials in parts by weight: 6-8 parts of tobacco, 3-4 parts of crowndaisy chrysanthemum, 8-10 parts of garden balsam stem, 3-5 parts of eucommia bark, 8-10 parts of lasiocarpa chinensis, 2-3 parts of Gnaphalium affine, 8-10 parts of lemon seed, 3-5 parts of sophora alopecuroides, 2-3 parts of corn stigma, 0.2-0.3 part of sucrose ester and 6-8 parts of konjak powder.
Preferably, the preparation method of the botanical pesticide comprises the following steps: pulverizing tobacco, caulis et folium Chrysanthemi Segeti, caulis et folium Gaultheriae Yunnanensis, Eucommiae cortex, herba Senecionis Scandentis, Gnaphalium affine, fructus Citri Limoniae seed, herba Sophorae Alopecuroidis, and stigma Maydis, mixing, adding 80% ethanol with a weight 12 times of that of the mixture, reflux-extracting at 50-60 deg.C for 40min, filtering, and recovering ethanol from the filtrate to obtain ethanol extract and residue; inoculating 0.01-0.02% Bacillus cereus to the residue, decocting at 25-30 deg.C for 20-24 hr, adding 10 times of water, decocting for 2 hr, and filtering to obtain water extractive solution; and uniformly mixing the ethanol extract, the water extract, the sucrose ester and the konjac flour to obtain the botanical insecticide.
Preferably, the preparation of the compound biological agent A comprises the following steps: according to the following steps: taking 100 ten thousand units of pesticide streptomycin, botanical pesticide and 0.5 percent of calcium chloride solution according to the volume ratio of 1:0.01, mixing, and diluting 1000 times to obtain the compound biological preparation A.
Preferably, the preparation of the compound biological agent B comprises the following steps: according to the weight ratio of 8: 1: 0.02 of the weight ratio, 75 percent of validamycin, botanical insecticide and mannitol are mixed and diluted by 1000 times to obtain the compound biological preparation B.
The invention has the beneficial effects that the konjak antibacterial fertilizer is used as a base fertilizer, so that the konjak plant can be prevented from being infected by soft rot and southern blight germs, the morbidity of the soft rot and southern blight during the growth period of the konjak is reduced, and the disease resistance of the konjak is improved. The botanical insecticide is adopted to control in the seedling stage of corn and konjak, the seedling stage is a serious stage of insect pest occurrence, and the botanical insecticide can inhibit or kill field pests and prevent the propagation of soft rot and southern blight germs between the production processes. Therefore, the treatment by the konjak antibacterial fertilizer and the botanical insecticide can reduce the morbidity index of soft rot and southern blight during the growth period of the konjak, and is easier to control in the early morbidity stage. The compound biological preparation is prepared by mixing the pesticides streptomycin, validamycin, botanical pesticide and osmotic pressure regulator (calcium chloride and mannitol), and can enhance the control effect of the pesticides streptomycin and validamycin.
The method provided by the invention can reduce the morbidity index of soft rot and southern blight during the growth period of the konjak through the use of the konjak antibacterial fertilizer and the botanical insecticide, improve the disease resistance of konjak plants and be easier to control in the early stage of morbidity. The composite biological agent is prepared by mixing the pesticides streptomycin, validamycin, botanical pesticide and osmotic pressure regulator in the initial stages of konjac soft rot and southern blight, and can improve the control effects of the pesticides streptomycin and validamycin.
Detailed Description
The technical solution of the present invention is further defined below with reference to the specific embodiments, but the scope of the claims is not limited to the description.
Example 1
An interplanting method of konjak and corn comprises the following steps:
(1) land preparation and ridging: ridging on the selected planting land, wherein the width of the ridge surface is 80-90cm, the height of the ridge is 20-22cm, narrow rows with the width of 60-70cm are reserved between the ridges, and the height of the narrow rows is 18-20 cm;
(2) and (3) sowing konjak: ditching and sowing the middle of the ridge surface according to one ridge row, covering a layer of fine soil after applying the konjac antibacterial fertilizer, sowing the sterilized seed konjac according to the row spacing of 35cm, and covering a layer of fine soil after sowing;
(3) planting corn: digging fixed planting holes in the middle of the narrow rows according to the plant spacing of 30cm, applying decomposed farmyard manure, covering a layer of fine soil, transplanting the corn seedlings into the fixed planting holes, backfilling soil and compacting;
(4) pest control: spraying the konjak seedlings and the corn seedlings with a botanical insecticide at the konjak seedling stage and the corn seedling stage;
(5) disease control: the composite biological agent A is sprayed when the soft rot of the konjak occurs, and the biological agent B is sprayed when the southern blight of the konjak occurs.
The disinfection of the konjak is as follows: adding 15 times of water into corn stigma, decocting for 3h, and filtering to obtain water extractive solution; mixing the water extract with 1000 ten thousand units of pesticide streptomycin according to the weight ratio of 1: 10 to prepare seed soaking liquid; soaking seed taro in the seed soaking liquid for about 1h, taking out and air drying to obtain sterilized seed taro.
The konjak antibacterial fertilizer is prepared from the following raw materials in parts by weight: 200kg of decomposed farmyard manure, 80kg of wormcast, 8kg of purslane, 4kg of purple perilla, 10kg of wormwood, 3kg of andrographis paniculata, 30kg of pine needle and 10kg of cypress leaves; the application amount of the konjac antibacterial fertilizer is 2000 kg/mu.
The preparation method of the konjak antibacterial fertilizer comprises the following steps: pulverizing herba Portulacae, Perillae herba, folium Artemisiae Argyi, herba Andrographitis, folium Pini, and cacumen Platycladi, mixing with decomposed farmyard manure and wormcast uniformly, controlling water content at 30-40%, and performing heap fermentation for 3d to obtain primary fermented product; inoculating 0.1% Armillaria mellea into the primary fermentation product, and performing heap fermentation for 6d to obtain secondary fermentation product; inoculating 0.3% of Bacillus thuringiensis into the secondary fermentation product, and performing heap fermentation for 2d to obtain the konjac antibacterial fertilizer.
The botanical pesticide is prepared from the following raw materials in parts by weight: 6kg of tobacco, 3kg of crowndaisy chrysanthemum, 8kg of garden balsam stem, 3kg of eucommia bark, 8kg of callistemon herb, 2kg of Gnaphalium affine, 8kg of lemon seed, 3kg of sophora alopecuroides, 2kg of corn stigma, 0.2kg of sucrose ester and 6kg of konjac flour.
The preparation method of the botanical pesticide comprises the following steps: pulverizing tobacco, caulis et folium Chrysanthemi Segeti, caulis et folium Gaultheriae Yunnanensis, Eucommiae cortex, herba Senecionis Scandentis, Gnaphalium affine, fructus Citri Limoniae seed, herba Sophorae Alopecuroidis, and stigma Maydis, mixing, adding 80% ethanol with a weight 12 times of that of the mixture, reflux-extracting at 50 deg.C for 40min, filtering, and recovering ethanol from the filtrate to obtain ethanol extract and residue; inoculating 0.01% Bacillus cereus to the residue, decocting at 25-30 deg.C for 20 hr, adding 10 times of water, decocting for 2 hr, and filtering to obtain water extractive solution; and uniformly mixing the ethanol extract, the water extract, the sucrose ester and the konjac flour to obtain the botanical insecticide.
Preparing the compound biological agent A: according to the following steps: taking 100 ten thousand units of pesticide streptomycin, botanical pesticide and 0.5 percent of calcium chloride solution according to the volume ratio of 1:0.01, mixing, and diluting 1000 times to obtain the compound biological preparation A.
Preparing the compound biological agent B: according to the weight ratio of 8: 1: 0.02 of the weight ratio, 75 percent of validamycin, botanical insecticide and mannitol are mixed and diluted by 1000 times to obtain the compound biological preparation B.
Example 2
An interplanting method of konjak and corn comprises the following steps:
(1) land preparation and ridging: ridging on the selected planting land, wherein the width of the ridge surface is 80-90cm, the height of the ridge is 20-22cm, narrow rows with the width of 60-70cm are reserved between the ridges, and the height of the narrow rows is 18-20 cm;
(2) and (3) sowing konjak: ditching and sowing the middle of the ridge surface according to one ridge row, covering a layer of fine soil after applying the konjac antibacterial fertilizer, sowing the sterilized seed konjac according to the row spacing of 35cm, and covering a layer of fine soil after sowing;
(3) planting corn: digging fixed planting holes in the middle of the narrow rows according to the plant spacing of 30cm, applying decomposed farmyard manure, covering a layer of fine soil, transplanting the corn seedlings into the fixed planting holes, backfilling soil and compacting;
(4) pest control: spraying the konjak seedlings and the corn seedlings with a botanical insecticide at the konjak seedling stage and the corn seedling stage;
(5) disease control: the composite biological agent A is sprayed when the soft rot of the konjak occurs, and the biological agent B is sprayed when the southern blight of the konjak occurs.
The disinfection of the konjak is as follows: adding 15 times of water into corn stigma, decocting for 3h, and filtering to obtain water extractive solution; mixing the water extract with 1000 ten thousand units of pesticide streptomycin according to the weight ratio of 1: 10 to prepare seed soaking liquid; soaking seed taro in the seed soaking liquid for about 1h, taking out and air drying to obtain sterilized seed taro.
The konjak antibacterial fertilizer is prepared from the following raw materials in parts by weight: 280kg of decomposed farmyard manure, 90kg of wormcast, 8.5kg of purslane, 5kg of purple perilla, 12kg of wormwood, 4kg of common andrographis herb, 36kg of pine needle and 15kg of cypress leaves; the application amount of the konjak antibacterial fertilizer is 1800 kg/mu.
The preparation method of the konjak antibacterial fertilizer comprises the following steps: pulverizing herba Portulacae, Perillae herba, folium Artemisiae Argyi, herba Andrographitis, folium Pini, and cacumen Platycladi, mixing with decomposed farmyard manure and wormcast uniformly, controlling water content at 30-40%, and performing heap fermentation for 4d to obtain primary fermented product; inoculating 0.15% Armillaria mellea into the primary fermentation product, and performing heap fermentation for 6d to obtain secondary fermentation product; inoculating 0.35% of bacillus thuringiensis into the secondary fermentation product, and performing heap fermentation for 3d to obtain the konjac antibacterial fertilizer.
The botanical pesticide is prepared from the following raw materials in parts by weight: 6.5kg of tobacco, 3.4kg of crowndaisy chrysanthemum, 9kg of garden balsam stem, 4kg of eucommia, 8.5kg of crinis palmifolii, 2.4kg of Gnaphalium affine, 9kg of lemon seed, 4kg of sophora alopecuroides, 2.4kg of corn stigma, 0.24kg of sucrose ester and 7kg of konjac powder.
The preparation method of the botanical pesticide comprises the following steps: pulverizing tobacco, caulis et folium Chrysanthemi Segeti, caulis et folium Gaultheriae Yunnanensis, Eucommiae cortex, herba Senecionis Scandentis, Gnaphalium affine, fructus Citri Limoniae seed, herba Sophorae Alopecuroidis, and stigma Maydis, mixing, adding 80% ethanol with a weight 12 times of that of the mixture, reflux-extracting at 60 deg.C for 40min, filtering, and recovering ethanol from the filtrate to obtain ethanol extract and residue; inoculating 0.012% Bacillus cereus to the filter residue, decocting at 25-30 deg.C for 22 hr, adding 10 times of water, decocting for 2 hr, and filtering to obtain water extractive solution; and uniformly mixing the ethanol extract, the water extract, the sucrose ester and the konjac flour to obtain the botanical insecticide.
Preparing the compound biological agent A: according to the following steps: taking 100 ten thousand units of pesticide streptomycin, botanical pesticide and 0.5 percent of calcium chloride solution according to the volume ratio of 1:0.01, mixing, and diluting 1000 times to obtain the compound biological preparation A.
Preparing the compound biological agent B: according to the weight ratio of 8: 1: 0.02 of the weight ratio, 75 percent of validamycin, botanical insecticide and mannitol are mixed and diluted by 1000 times to obtain the compound biological preparation B.
Example 3
An interplanting method of konjak and corn comprises the following steps:
(1) land preparation and ridging: ridging on the selected planting land, wherein the width of the ridge surface is 80-90cm, the height of the ridge is 20-22cm, narrow rows with the width of 60-70cm are reserved between the ridges, and the height of the narrow rows is 18-20 cm;
(2) and (3) sowing konjak: ditching and sowing the middle of the ridge surface according to one ridge row, covering a layer of fine soil after applying the konjac antibacterial fertilizer, sowing the sterilized seed konjac according to the row spacing of 35cm, and covering a layer of fine soil after sowing;
(3) planting corn: digging fixed planting holes in the middle of the narrow rows according to the plant spacing of 30cm, applying decomposed farmyard manure, covering a layer of fine soil, transplanting the corn seedlings into the fixed planting holes, backfilling soil and compacting;
(4) pest control: spraying the konjak seedlings and the corn seedlings with a botanical insecticide at the konjak seedling stage and the corn seedling stage;
(5) disease control: the composite biological agent A is sprayed when the soft rot of the konjak occurs, and the biological agent B is sprayed when the southern blight of the konjak occurs.
The disinfection of the konjak is as follows: adding 15 times of water into corn stigma, decocting for 3h, and filtering to obtain water extractive solution; mixing the water extract with 1000 ten thousand units of pesticide streptomycin according to the weight ratio of 1: 10 to prepare seed soaking liquid; soaking seed taro in the seed soaking liquid for about 1h, taking out and air drying to obtain sterilized seed taro.
The konjak antibacterial fertilizer is prepared from the following raw materials in parts by weight: 300kg of decomposed farmyard manure, 100kg of wormcast, 10kg of purslane, 6kg of purple perilla, 15kg of wormwood, 5kg of common andrographis herb, 40kg of pine needle and 20kg of cypress leaves; the application amount of the konjac antibacterial fertilizer is 1500 kg/mu.
The preparation method of the konjak antibacterial fertilizer comprises the following steps: pulverizing herba Portulacae, Perillae herba, folium Artemisiae Argyi, herba Andrographitis, folium Pini, and cacumen Platycladi, mixing with decomposed farmyard manure and wormcast uniformly, controlling water content at 30-40%, and performing heap fermentation for 4d to obtain primary fermented product; inoculating 0.2% Armillaria mellea into the primary fermentation product, and performing heap fermentation for 7d to obtain secondary fermentation product; inoculating 0.4% Bacillus thuringiensis into the secondary fermentation product, and performing heap fermentation for 2-3d to obtain the antibacterial fertilizer for rhizoma Amorphophalli.
The botanical pesticide is prepared from the following raw materials in parts by weight: 6-8kg of tobacco, 3-4kg of crowndaisy chrysanthemum, 8-10kg of garden balsam stem, 3-5kg of eucommia bark, 8-10kg of crinis palmatus, 2-3kg of Gnaphalium affine, 8-10kg of lemon seed, 3-5kg of sophora alopecuroides, 2-3kg of corn stigma, 0.2-0.1kg of sucrose ester and 6-8kg of konjac powder.
The preparation method of the botanical pesticide comprises the following steps: pulverizing tobacco, caulis et folium Chrysanthemi Segeti, caulis et folium Gaultheriae Yunnanensis, Eucommiae cortex, herba Senecionis Scandentis, Gnaphalium affine, fructus Citri Limoniae seed, herba Sophorae Alopecuroidis, and stigma Maydis, mixing, adding 80% ethanol with a weight 12 times of that of the mixture, reflux-extracting at 60 deg.C for 40min, filtering, and recovering ethanol from the filtrate to obtain ethanol extract and residue; inoculating 0.02% Bacillus cereus to the filter residue, decocting at 25-30 deg.C for 24 hr, adding 10 times of water, decocting for 2 hr, and filtering to obtain water extractive solution; and uniformly mixing the ethanol extract, the water extract, the sucrose ester and the konjac flour to obtain the botanical insecticide.
Preparing the compound biological agent A: according to the following steps: taking 100 ten thousand units of pesticide streptomycin, botanical pesticide and 0.5 percent of calcium chloride solution according to the volume ratio of 1:0.01, mixing, and diluting 1000 times to obtain the compound biological preparation A.
Preparing the compound biological agent B: according to the weight ratio of 8: 1: 0.02 of the weight ratio, 75 percent of validamycin, botanical insecticide and mannitol are mixed and diluted by 1000 times to obtain the compound biological preparation B.
Comparative example 1
Comparative example 1 is different from example 1 in that decomposed farmyard manure is applied for seeding konjak instead of antibacterial organic fertilizer.
Comparative example 2
The comparative example 2 is different from the example 1 in that the botanical insecticide is not sprayed to control insect pests in the seedling stage of konjak and the seedling stage of corn.
Comparative example 3
Comparative example 3 is different from example 1 in that 100 ten thousand units of 1000 times of pesticide streptomycin liquid and 100 times of 75% validamycin are sprayed when konjac soft rot and konjac southern blight occur respectively.
Comparative example 4
Patent application No. CN 201710941021.7 discloses a method for interplanting white konjak and corn.
The effects of the examples 1 to 3 and the comparative examples 1 to 4 were counted, as shown in Table 1:
TABLE 1
It should be noted that the above examples and test examples are only for further illustration and understanding of the technical solutions of the present invention, and are not to be construed as further limitations of the technical solutions of the present invention, and the invention which does not highlight essential features and significant advances made by those skilled in the art still belongs to the protection scope of the present invention.
Claims (8)
1. The interplanting method of the konjak and the corn is characterized by comprising the following steps:
(1) land preparation and ridging: ridging on the selected planting land, wherein the width of the ridge surface is 80-90cm, the height of the ridge is 20-22cm, narrow rows with the width of 60-70cm are reserved between the ridges, and the height of the narrow rows is 18-20 cm;
(2) and (3) sowing konjak: ditching and sowing the middle of the ridge surface according to one ridge row, covering a layer of fine soil after applying the konjac antibacterial fertilizer, sowing the sterilized seed konjac according to the row spacing of 35cm, and covering a layer of fine soil after sowing;
(3) planting corn: digging fixed planting holes in the middle of the narrow rows according to the plant spacing of 30cm, applying decomposed farmyard manure, covering a layer of fine soil, transplanting the corn seedlings into the fixed planting holes, backfilling soil and compacting;
(4) pest control: spraying the konjak seedlings and the corn seedlings with a botanical insecticide at the konjak seedling stage and the corn seedling stage;
(5) disease control: the composite biological agent A is sprayed when the soft rot of the konjak occurs, and the biological agent B is sprayed when the southern blight of the konjak occurs.
2. The interplanting method of konjak and corn according to claim 1, wherein the sterilization of konjak is: adding 15 times of water into corn stigma, decocting for 3h, and filtering to obtain water extractive solution; mixing the water extract with 1000 ten thousand units of pesticide streptomycin according to the weight ratio of 1: 10 to prepare seed soaking liquid; soaking seed taro in the seed soaking liquid for about 1h, taking out and air drying to obtain sterilized seed taro.
3. The interplanting method of konjak and corn according to claim 1, wherein the konjak antibacterial fertilizer is prepared from the following raw materials in parts by weight: 200 pieces of decomposed farmyard manure 300 parts, 80-100 parts of wormcast, 8-10 parts of purslane, 4-6 parts of purple perilla, 10-15 parts of wormwood, 3-5 parts of common andrographis herb, 30-40 parts of pine needle and 10-20 parts of cypress leaves; the application amount of the konjac antibacterial fertilizer is 1500-2000 kg/mu.
4. The interplanting method of konjak and corn according to claim 3, wherein the preparation method of the konjak antibacterial fertilizer comprises: pulverizing herba Portulacae, Perillae herba, folium Artemisiae Argyi, herba Andrographitis, folium Pini, and cacumen Platycladi, mixing with decomposed farmyard manure and wormcast uniformly, controlling water content at 30-40%, and performing heap fermentation for 3-4d to obtain primary fermented product; inoculating Armillaria mellea 0.1-0.2% into the primary fermentation product, and performing heap fermentation for 6-7 days to obtain secondary fermentation product; inoculating 0.3-0.4% of Bacillus thuringiensis into the secondary fermentation product, and performing heap fermentation for 2-3d to obtain the antibacterial fertilizer for konjak.
5. The interplanting method of konjak and corn according to claim 1, wherein the botanical insecticide is prepared from the following raw materials in parts by weight: 6-8 parts of tobacco, 3-4 parts of crowndaisy chrysanthemum, 8-10 parts of garden balsam stem, 3-5 parts of eucommia bark, 8-10 parts of lasiocarpa chinensis, 2-3 parts of Gnaphalium affine, 8-10 parts of lemon seed, 3-5 parts of sophora alopecuroides, 2-3 parts of corn stigma, 0.2-0.3 part of sucrose ester and 6-8 parts of konjak powder.
6. The interplanting method of konjak and corn according to claim 5, wherein the preparation method of the botanical insecticide comprises: pulverizing tobacco, caulis et folium Chrysanthemi Segeti, caulis et folium Gaultheriae Yunnanensis, Eucommiae cortex, herba Senecionis Scandentis, Gnaphalium affine, fructus Citri Limoniae seed, herba Sophorae Alopecuroidis, and stigma Maydis, mixing, adding 80% ethanol with a weight 12 times of that of the mixture, reflux-extracting at 50-60 deg.C for 40min, filtering, and recovering ethanol from the filtrate to obtain ethanol extract and residue; inoculating 0.01-0.02% Bacillus cereus to the residue, decocting at 25-30 deg.C for 20-24 hr, adding 10 times of water, decocting for 2 hr, and filtering to obtain water extractive solution; and uniformly mixing the ethanol extract, the water extract, the sucrose ester and the konjac flour to obtain the botanical insecticide.
7. The method for interplanting konjak and corn according to claim 1, wherein the preparation of the composite biological agent a comprises: according to the following steps: taking 100 ten thousand units of pesticide streptomycin, botanical pesticide and 0.5 percent of calcium chloride solution according to the volume ratio of 1:0.01, mixing, and diluting 1000 times to obtain the compound biological preparation A.
8. The method for interplanting konjak and corn according to claim 1, wherein the preparation of the composite biological agent B comprises: according to the weight ratio of 8: 1: 0.02 of the weight ratio, 75 percent of validamycin, botanical insecticide and mannitol are mixed and diluted by 1000 times to obtain the compound biological preparation B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112021095A (en) * | 2020-09-24 | 2020-12-04 | 贵州威宁鼎诚魔芋科技有限公司 | Interplanting planting method for konjak and sunflower |
| CN112136836A (en) * | 2020-09-17 | 2020-12-29 | 云南省农业科学院农业环境资源研究所 | Application of organic carbon fertilizer in preventing and treating crop soil-borne diseases and method for preventing and treating crop soil-borne diseases |
| CN113243260A (en) * | 2021-05-26 | 2021-08-13 | 富源县金地魔芋种业有限公司 | Cultivation method for mixed culture of purple perilla and konjak |
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2019
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112136836A (en) * | 2020-09-17 | 2020-12-29 | 云南省农业科学院农业环境资源研究所 | Application of organic carbon fertilizer in preventing and treating crop soil-borne diseases and method for preventing and treating crop soil-borne diseases |
| CN112136836B (en) * | 2020-09-17 | 2021-11-23 | 云南省农业科学院农业环境资源研究所 | Application of organic carbon fertilizer in preventing and treating crop soil-borne diseases and method for preventing and treating crop soil-borne diseases |
| CN112021095A (en) * | 2020-09-24 | 2020-12-04 | 贵州威宁鼎诚魔芋科技有限公司 | Interplanting planting method for konjak and sunflower |
| CN113243260A (en) * | 2021-05-26 | 2021-08-13 | 富源县金地魔芋种业有限公司 | Cultivation method for mixed culture of purple perilla and konjak |
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