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Soil improvement method for planting dictyophora rubrovolvata in acid yellow soil

A technology for improving the soil and soil, which can be applied to the restoration of polluted soil, land preparation methods, biofuels, etc., can solve the problems of non-polarity, weak adsorption selectivity, and the effect of acid yellow soil is not obvious, and achieves improved adsorption. capacity, increased yield and quality, and the effect of faster decay

Pending Publication Date: 2022-08-09
GUIZHOU BOTANICAL GARDEN (GUIZHOU INST OF HORTICULTURAL SCI GUIZHOU INST OF BOTANY) +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, due to the wide range of raw material sources, the pore structure and chemical composition of the biochar surface are also different, and the biochar itself has the disadvantages of non-polarity and weak adsorption selectivity, so the effect of directly using it to improve acidic yellow soil is not obvious. , so it is necessary to modify the biochar

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  • Soil improvement method for planting dictyophora rubrovolvata in acid yellow soil
  • Soil improvement method for planting dictyophora rubrovolvata in acid yellow soil

Examples

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Embodiment 1

[0030] A soil improvement method for planting Pseudomonas erythrina in acidic yellow soil, the concrete steps are as follows:

[0031] (1) deep ploughing about 33cm is carried out to soil in spring, then ditching is formed on the land after deep ploughing to form criss-cross gully, described gully depth is 10cm, and width is 15cm, and the interval between adjacent gully is 40cm;

[0032] (2) the original soil excavated by the trench and the nitric acid-modified biomass charcoal are mixed in a mass ratio of 1:0.03, and added to the gully described in step (1), and finally the soil is buried and compacted;

[0033] (3) Cover the 5cm thick sterilized pine needles or crop straws on the ravine after step (2), and finally cover the animal feces, wherein the animal feces need to be pretreated first, and the specific pretreatment method is to spray 1000 times of insecticide first The diluent is placed on the animal feces, then mixed well and then covered with a film for 48 hours. The ...

Embodiment 2

[0035] A soil improvement method for planting Pseudomonas erythrina in acidic yellow soil, the concrete steps are as follows:

[0036] (1) deep ploughing about 33cm is carried out to soil in spring, then ditching is formed on the land after deep ploughing to form crisscross gully, described gully depth is 8cm, and width is 18cm, and the interval between adjacent gully is 40cm;

[0037] (2) the original soil excavated by the trench and the hydrogen peroxide-modified biomass charcoal are mixed by mass ratio of 1:0.04, and added to the gully described in step (1), and finally the soil is buried and compacted;

[0038] (3) Cover the 5cm thick sterilized pine needles or crop straws on the ravine after step (2), and finally cover the animal feces, wherein the animal feces need to be pretreated first, and the specific pretreatment method is to spray 1000 times of insecticide first The diluent is placed on the animal feces, and then mixed well and covered with a film for 60 hours. The...

Embodiment 3

[0040] A soil improvement method for planting Pseudomonas erythrina in acidic yellow soil, the concrete steps are as follows:

[0041] (1) deep ploughing about 33cm is carried out to soil in spring, then ditching is formed on the land after deep ploughing to form criss-cross gully, described gully depth is 10cm, and width is 15cm, and the interval between adjacent gully is 45cm;

[0042] (2) Mix the original soil excavated from the trenches and the ethylenediamine-modified biomass charcoal at a mass ratio of 1:0.02, add it to the gully described in step (1), and finally fill it with soil and tamp it. ;

[0043] (3) Cover the ravine after step (2) with sterilized pine needles or crop straw with a thickness of 6 cm, and finally cover with animal feces, wherein the animal feces need to be pretreated first, and the specific pretreatment method is to spray 1000 times of insecticide first The diluent is placed on the animal feces, and then mixed well and then covered with a film fo...

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Abstract

The invention discloses a soil improvement method for planting dictyophora rubrovolvata in acid yellow soil, and relates to the technical field of soil improvement. The soil improvement method comprises the steps that modified biomass charcoal with the surface rich in hydroxyl, carboxylic acid, aldehyde groups, amino and the like is mixed with original soil obtained after ditching, the mixture is applied to gullies, the soil is applied, buried and tamped, then the soil is covered with sterilized pine needle leaves or crop straw, and animal waste is applied to a covering object. By means of the soil improvement method, the acid yellow soil can be improved, the acid yellow soil is suitable for planting dictyophora rubrovolvata, the yield of the dictyophora rubrovolvata can be increased by 8.88%-17.32%, and the content of total sugar, the content of total free amino acid and the content of crude protein are increased by 21.49%-28.37%, 2.62%-26.67% and 3.16%-50.37% respectively.

Description

technical field [0001] The invention belongs to the technical field of soil improvement, and in particular relates to a soil improvement method for planting Pseudomonas chinensis in acidic yellow soil. Background technique [0002] Yellow soil is the largest zonal soil in Guizhou Province, with a total area of ​​7.384 million hm2 of yellow soil in the province. 2 , accounting for 46.4% of the total soil area in the province, of which the area of ​​strongly acidic yellow soil with pH less than 5.5 accounted for 41.2% of the total area of ​​yellow soil. Soil overacidity not only causes poor crop growth and yield decline, but also leads to the easy loss of cations in the soil, the lack of potassium, calcium, magnesium, aluminum, boron and other nutrients, the activation of toxic heavy metal elements, and affects the activity of soil microorganisms. Acidity (aluminum toxicity) and leanness (nutrient deficiency and low availability) of acid yellow soil have become one of the mai...

Claims

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Application Information

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IPC IPC(8): B09C1/08A01B79/02C05G3/80C05G3/60
CPCB09C1/08A01B79/02C05G3/80C05G3/60B09C2101/00Y02W30/40
Inventor 胡华林张家春周鑫伟龚正华何选泽刘翰飞孙超
Owner GUIZHOU BOTANICAL GARDEN (GUIZHOU INST OF HORTICULTURAL SCI GUIZHOU INST OF BOTANY)