Leaf fertilizer with high-yield selenium pears

Abstract

The invention discloses leaf fertilizer with high-yield selenium spears. The leaf fertilizer includes, by weight, 50-60 parts of base fertilizer A, 10-15 parts of selenium-rich fertilizer B and 1-3 parts of an additive C; the selenium-rich fertilizer B is prepared from, by weight, 5-8 parts of sodium selenite, 1-4 parts of benzeneselenonic acid, 1-3 parts of selenium dioxide, 25-30 parts of thesium chinense, 10-16 parts of lawn pennywort herb, 14-17 parts of cuscuta chinensis, 16-20 parts of cymbopogon distans, 17-19 parts of geranium wilfordii, 10-14 parts of safflower flowers, 12-15 parts of linden flowers and 210-240 parts of water. After pear trees are sprayed, yield of the selenium pears can be increased by about 30%, and the pears are enabled to meet the national standard for selenium products.

Description

technical field [0001] The invention belongs to the field of fertilizer preparation, and in particular relates to a high-yield selenium-enriched foliage fertilizer. Background technique [0002] Pear, the usual variety is a deciduous tree or shrub, and a very small number of varieties are evergreen, belonging to the angiosperm phylum, dicotyledonous plant class, Rosaceae, apple subfamily. The leaves are mostly ovate, and the size varies with different varieties. The flowers are white, or yellowish or pink, with five petals. The shape of the fruit is round, and there are also those with a thin base and a thick tail, which is commonly known as "pear shape"; the color of the peel of different varieties is quite different, including yellow, green, yellow with green, green with yellow, yellowish brown, green Brown, reddish-brown, brown, and some varieties also have purple-red; the fruit diameter of wild pears is small, between 1 and 4 cm, while the fruit diameter of artificiall...

AI Technical Summary

Problems solved by technology

[0004] At present, there are few selenium-enriched pears on the market. The reason is that in the process of planting selenium-enriched pears, the cost required is relatively high, but the yield cannot be improved, and the selenium content in most pears does not reach the national level. Selenium-enriched food 0.01-0.05mg / kg standard

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