Special fertilizer for selenium-enriched tea leaves and preparation method thereof

Abstract

The invention discloses a special fertilizer for selenium-enriched tea leaves. The special fertilizer for selenium-enriched tea leaves is prepared from the following raw materials: selenium-enriched tea leaf waste residue, rapeseed straws, pig manure, cow dung, saw dust, bean pulp, biogas residue, bone meal, cinder, bacterial power, zeolite powder, kaolin, nitrohumic acid, polysaccharide selenate,monopotassium phosphate, diammonium hydrogen phosphate, urea, zinc sulfate, ferrous sulfate, molybdenum trisulfate, borax and sodium selenite. The invention also discloses a preparation method of thespecial fertilizer for selenium-enriched tea leaves. According to the special fertilizer for selenium-enriched tea leaves prepared in the invention, the selenium-enriched tea leaf waste residue generated after the selenium-enriched tea leaves are used is effectively utilized, and the sodium selenite is added to serve as a selenium source, so that the selenium content of the planted selenium-enriched tea leaves is improved, and the health care effect of the selenium-enriched tea leaves is guaranteed.

Description

technical field [0001] The invention relates to the technical field of tea planting, in particular to a special fertilizer for selenium-enriched tea and a preparation method thereof. Background technique [0002] Tea is a famous health drink. The drinking of tea by the Han people began in Shennong for more than 4,700 years. Until now, Chinese Han compatriots still have the custom of serving tea instead of courtesy. Tea belongs to the family Theaceae, and is an evergreen shrub or small tree plant. Tea trees like a humid climate and are widely cultivated in the south of the Yangtze River Basin in China. The leaves of the tea tree are made into tea leaves, which are soaked in water and used. The leaves of the tea tree can be picked after 3 years of planting. Generally, the tender buds with 4-5 leaves are picked around Qingming, and the quality of the tea leaves is very good, which is a treasure. Tea, cocoa, and coffee are called the world's three major non-alcoholic bevera...

AI Technical Summary

Problems solved by technology

Selenium-enriched tea needs a lot of fertilizer during the planting process. Conventional fertilizers are generally used for existing selenium-enriched tea, which cannot increase the selenium content of selenium-enriched tea and affect the health care effect of selenium-enriched tea