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Multi-element chitin composite organic foliar fertilizer and preparation method thereof

A chitin and multi-element technology, applied in inorganic fertilizers, nitrogen fertilizers, magnesium fertilizers, etc., can solve problems such as difficult plant absorption, achieve the effects of increasing yield per mu, prolonging flowering period, and promoting coloring

Inactive Publication Date: 2022-03-18
吉林省昆蓉科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are antagonistic effects between many medium and trace elements, and they are not easily absorbed by plants due to the influence of pH value in the soil.

Method used

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  • Multi-element chitin composite organic foliar fertilizer and preparation method thereof
  • Multi-element chitin composite organic foliar fertilizer and preparation method thereof
  • Multi-element chitin composite organic foliar fertilizer and preparation method thereof

Examples

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preparation example Construction

[0026] The preparation method of multi-element chitin composite organic foliar fertilizer of the present invention, the steps are as follows:

[0027] Step 1, with ZnSO 4 ·7H 2 O, FeSO 4 ·7H 2 O, CuSO 4 ·5H 2 O, MgSO 4 ·7H 2 O, MnSO 4 ·H 2 O, ammonium molybdate, boric acid, LaNO 3 、SeNO 3 ·6H 2 O, EDTA2-Na and Tween-80 are raw materials, according to the prescription of multi-element chitin composite organic foliage fertilizer and the amount to be prepared element chitin composite organic foliage fertilizer, prepare raw materials;

[0028] Step two, ZnSO 4 ·7H 2 O, FeSO 4 ·7H 2 O, CuSO 4 ·5H 2 O, MgSO 4 ·7H 2 O, MnSO 4 ·H 2 O, ammonium molybdate, boric acid, LaNO 3 、SeNO 3 ·6H 2 After O is dissolved respectively, mix, add water to the amount of elemental chitin composite organic foliage fertilizer to be prepared;

[0029] Step three, first use citric acid, H 2 SO 4 , one or more of KOH to adjust the pH value to the optimum value of EDTA2-Na (preferab...

Embodiment 1

[0036]Multi-element chitin compound organic foliage fertilizer, composed of: 100g / L chitosan oligosaccharide (molecular weight of chitosan oligosaccharide≤1500, degree of polymerization is 2-10 content of chitosan oligosaccharide≥2%), 0.09wt% EDTA -Zn, 0.08wt% EDTA-Cu, 0.13wt% EDTA-Fe, 0.08wt% EDTA-Mn, 0.58wt% ammonium molybdate, 1.5wt% boric acid, 0.06wt% LaNO 3 , 0.06wt% SeNO 3 , 1-2wt% Tween-80 and the balance of water.

[0037] The preparation method of the above-mentioned multi-element chitin compound organic foliage fertilizer has the following steps:

[0038] Step 1, with ZnSO 4 ·7H 2 O, FeSO 4 ·7H 2 O, CuSO 4 ·5H 2 O, MgSO 4 ·7H 2 O, MnSO 4 ·H 2 O, ammonium molybdate, boric acid, LaNO3, SeNO 3 ·6H 2 O, EDTA2-Na and Tween-80 are raw materials, according to the prescription of multi-element chitin composite organic foliage fertilizer and the amount to be prepared element chitin composite organic foliage fertilizer, prepare raw materials;

[0039] Step two, ...

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Abstract

The invention relates to a multi-element chitin composite organic foliar fertilizer and a preparation method thereof, and belongs to the technical field of foliar fertilizers. The multi-element chitin composite organic leaf fertilizer disclosed by the invention is prepared from the following components: 100g / L of chitosan oligosaccharide, 0.09 wt% of EDTA (Ethylene Diamine Tetraacetic Acid)-Zn, 0.08 wt% of EDTA-Cu, 0.13 wt% of EDTA-Fe, 0.08 wt% of EDTA-Mn, 0.58 wt% of ammonium molybdate, 1.5 wt% of boric acid, 0.06 wt% of LaNO3, 0.06 wt% of SeNO3, Tween-80 and the balance of water. The compound organic foliar fertilizer is easy for plants to quickly absorb various nutrients, increases the content of various nutrient substances, increases the content of chlorophyll, promotes root development, accelerates plant propagation and improves the yield per mu.

Description

technical field [0001] The invention belongs to the technical field of foliage fertilizer, and in particular relates to a multi-element chitin compound organic foliage fertilizer and a preparation method thereof. Background technique [0002] In the process of agricultural development in our country, chemical fertilizers were rarely used in the 1950s and 1960s. After the 1970s, with the extensive use of chemical fertilizers (macroelements nitrogen, phosphorus, and potassium), the trace elements in the soil continued to decrease, so that The imbalance of nutrients needed by plants in the soil will cause a consequence in the long run: no matter how much chemical fertilizers (nitrogen, phosphorus, potassium) are used, the yield of plants will not increase, but the yield will be reduced due to the lack of trace elements in the soil. Therefore, in modern agricultural production, we must pay attention to the supplementation of trace elements and medium elements. However, there ar...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C05G3/00C05G3/50C05G5/20
CPCC05G3/00C05G3/50C05G5/20C05C3/00C05C5/00C05D5/00C05D9/02
Inventor 车彦海谢宛蓉
Owner 吉林省昆蓉科技有限公司