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Soil conditioner benefiting forming of soil aggregate structure

A soil conditioner and soil aggregate technology, applied in the field of soil improvement, can solve the problems of environmental pollution, soil compaction, low water content of the upper soil, etc., and achieve the effects of enhancing the drought resistance of plants, improving the structure of soil aggregates, and enhancing the infiltration capacity.

Inactive Publication Date: 2018-11-06
HENAN ACAD OF AGRI SCI INST OF GRAIN CROPS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, soil compaction, soil quality deterioration and environmental pollution have been caused by no-tillage soil, heavy application of chemical fertilizers and pesticides, and human activities, which seriously restrict the development of high-quality, high-yield, and efficient agriculture.
Because soil compaction will reduce soil infiltration capacity, it is difficult for groundwater to penetrate into the upper soil in water-deficient and arid areas, resulting in low water content in the upper soil, which seriously affects the growth of corn crops

Method used

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  • Soil conditioner benefiting forming of soil aggregate structure
  • Soil conditioner benefiting forming of soil aggregate structure
  • Soil conditioner benefiting forming of soil aggregate structure

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0012] 0.5 parts of amino acid, 0.2 parts of humic acid, 3 parts of wheat straw, 3 parts of polyacrylamide, 2 parts of potassium polyacrylate, 4 parts of ammonium polyacrylate, 0.3 parts of sodium polyacrylate, starch grafted acrylic acid The salt copolymerized cross-linked product is 3 parts, the sorbitol is 7 parts, and the water is 36 parts.

[0013] How to use: Apply to the soil when sowing (apply separately, not in the same hole as the fertilizer seeds).

[0014] 1. Results of corn growth and soil improvement

[0015] Test treatment: use (Y) and not use (CK, but spray water when doing corresponding treatment); use method: use (S) when sowing and spray both during sowing and jointing (JS). A total of 3 treatments, YS, YJS, CK. Maize growth and soil profile indicators were measured at the silking stage and after harvest.

[0016] 1.1 Plant dry weight (single plant) at silking stage and harvest stage

[0017]

[0018] 1.2 Root dry weight (per plant) at silking and har...

Embodiment 2

[0030] 2 parts of amino acid, 1 part of humic acid, 5 parts of sorghum straw, 7 parts of polyacrylamide, 8 parts of potassium polyacrylate, 9 parts of ammonium polyacrylate, 4.6 parts of sodium polyacrylate, starch grafted acrylic acid 18 parts of salt copolymerized cross-linked product, 15 parts of sorbitol, and 100 parts of water.

[0031] How to use: Apply to the soil when sowing (apply separately, not in the same hole as the fertilizer seeds).

[0032] 1. Results of corn growth and soil improvement

[0033] Test treatment: use (Y) and not use (CK, but spray water when doing corresponding treatment); use method: use (S) when sowing and spray both during sowing and jointing (JS). A total of 3 treatments, YS, YJS, CK. Maize growth and soil profile indicators were measured at the silking stage and after harvest.

[0034] 1.1 Plant dry weight (single plant) at silking stage and harvest stage

[0035]

[0036] 1.2 Root dry weight (per plant) at silking and harvesting stag...

Embodiment 3

[0048] 1.3 parts of amino acid, 0.6 parts of humic acid, 4 parts of corn straw, 5 parts of polyacrylamide, 5 parts of potassium polyacrylate, 6.5 parts of ammonium polyacrylate, 2.5 parts of sodium polyacrylate, starch grafted acrylic acid 11 parts of salt copolymerized cross-linked product, 11 parts of sorbitol, and 70 parts of water.

[0049] How to use: Apply to the soil when sowing (apply separately, not in the same hole as the fertilizer seeds).

[0050] 1. Results of corn growth and soil improvement

[0051] Test treatment: use (Y) and not use (CK, but spray water when doing corresponding treatment); use method: use (S) when sowing and spray both during sowing and jointing (JS). A total of 3 treatments, YS, YJS, CK. Maize growth and soil profile indicators were measured at the silking stage and after harvest.

[0052] 1.1 Plant dry weight (single plant) at silking stage and harvest stage

[0053]

[0054] 1.2 Root dry weight (per plant) at silking and harvesting s...

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Abstract

The invention discloses a soil conditioner benefiting the forming of a soil aggregate structure and belongs to the technical field of soil improvement. The soil conditioner is prepared from the following raw materials in parts by weight: 0.5 to 2 parts of amino acid, 0.2 to 1 part of humic acid, 3 to 5 parts of crop straw, 3 to 7 parts of polyacrylamide, 2 to 8 parts of potassium polyacrylate, 4 to 9 parts of ammonium polyacrylate, 0.3 to 4.6 parts of sodium polyacrylate, 3 to 18 parts of a starch grafted acrylate copolymer crosslinker, 7 to 15 parts of sorbitol and 36 to 100 parts of water. The soil conditioner disclosed by the invention has the advantages that the soil aggregate structure can be improved, soil hardness is eliminated, soil permeability is enhanced, and groundwater is enabled to penetrate into upper-layer soil, so that the water content of the upper-layer soil is increased and drought resistance of plants is enhanced; meanwhile, water is absorbed through the sodium polyacrylate and / or the starch grafted acrylate copolymer crosslinker, so that the water storage effect is achieved.

Description

technical field [0001] The invention relates to the technical field of soil improvement, in particular to a soil conditioner beneficial to the formation of soil aggregate structure. Background technique [0002] At present, soil compaction, soil quality deterioration, and environmental pollution are caused by no-tillage soil, high application of chemical fertilizers and pesticides, and human activities, which seriously restrict the development of high-quality, high-yield, and efficient agriculture. Because soil compaction will reduce soil infiltration capacity, it is difficult for groundwater to penetrate into the upper soil in water-deficient and arid areas, resulting in low water content in the upper soil, which seriously affects the growth of corn crops. Contents of the invention [0003] The invention provides a soil improver which is beneficial to the formation of soil aggregate structure, which can enhance soil infiltration capacity and enhance plant drought resistan...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09K17/14C09K17/32C09K17/20C09K101/00
CPCC09K17/14C09K17/20C09K17/32C09K2101/00
Inventor 赵霞穆心愿付景赵发欣郑玉珍杨豫龙唐保军
Owner HENAN ACAD OF AGRI SCI INST OF GRAIN CROPS