Organic and inorganic compound fertilizer specially used for Honghua Dajinyuan flue-cured tobacco and preparation method of fertilizer

Abstract

The invention provides an organic and inorganic compound fertilizer specially used for Honghua Dajinyuan flue-cured tobacco and a preparation method of the fertilizer. The organic and inorganic compound fertilizer specially used for the Honghua Dajinyuan flue-cured tobacco is prepared according to fertility of tobacco-planting soil and fertilizer requirement law of the Honghua Dajinyuan flue-cured tobacco, has good water solubility and can better coordinate soil nutrient supply and improve resistance of the Honghua Dajinyuan flue-cured tobacco to'two black diseases' (namely black shank and black root rot), brown spot disease and the like after being applied; meanwhile, early growth and quick tillering in earlier stage as well as maturity and yellowing in later stage of the Honghua Dajinyuan flue-cured tobacco plant can be promoted; convenience is provided for tobacco farmers in a baking process, and quality of tobacco leaves is improved; the organic and inorganic compound fertilizer specially used for the Honghua Dajinyuan flue-cured tobacco can be simply used by the tobacco farmers, the amount of labour used by the farmers can be reduced, and the working efficiency can be improved.

Description

technical field [0001] The invention belongs to the field of fertilizer formulations for promoting the growth of flue-cured tobacco and improving the disease resistance of flue-cured tobacco, in particular to a special organic-inorganic compound fertilizer (containing nitrogen in two forms of organic and inorganic) and a preparation method thereof. Background technique [0002] Tobacco is a crop that pays equal attention to yield and quality, especially quality. Reasonable fertilization is the key to ensure the normal growth and development of flue-cured tobacco and achieve high quality and suitable production. In flue-cured tobacco production, great attention is paid to the rational application of fertilizers. Over the years, many special fertilizers for flue-cured tobacco have appeared in production, and achieved good results. Honghua Dajinyuan is a flue-cured tobacco variety with a very prominent fragrance style, but it is sensitive to nitrogen fertilizers, and diseases ...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a special organic-inorganic compound fertilizer for the variety of flue-cured tobacco of Honghua Dajinyuan, aiming to solve various deficiencies in the existing related fertilizers in the above-mentioned background technology