Pest-disease-resistant efficient fertilizer for tomatoes

Abstract

The invention relates to a preparation method of a pest-disease-resistant efficient fertilizer for tomatoes. The preparation method is characterized in that the fertilizer comprises the following raw materials in parts by weight: 250-260 parts of urea, 800-900 parts of calcium nitrate, 52-64 parts of monopotassium phosphate, 35-45 parts of magnesium sulfate, 15-25 parts of ferric sulfate, 1-5 parts of borax, 1-7 parts of manganese sulfate, 1-2 parts of sodium molybdate, 1-2 parts of sodium molybdate, 1-2 parts of copper sulfate, 1-2 parts of ethephon, 1-2 parts of rotenone and 0.2-0.25 part of ytterbium nitrate; the raw materials are uniformly mixed to obtain the pest-disease-resistant efficient fertilizer; or a processing method in the prior art is utilized for carrying out granulation to prepare slow-release and controlled-release products. The preparation method has the advantages of scientific and reasonable formula design, easiness in obtaining of the raw materials, low cost, convenience in use and good effect.

Description

technical field [0001] The invention belongs to a fertilizer, in particular to a high-efficiency special fertilizer for plant cultivation. Background technique [0002] In ancient times, manure was called manure, and fertilization became manure field. Fertilization of farmland in my country began around the Yin and Shang dynasties, mainly based on the unearthed cultural relics that had wooden tools made of river mud at that time, and the oracle bone inscriptions of the Yin and Shang Dynasties that had recorded the characters for feces and choke, and there were inscriptions that fertilization can increase production. By the Warring States period, it had paid attention to and emphasized the fertilization of farmland. In ancient my country, animal manure was used as fertilizer at most. In the Warring States Period and Qin and Han Dynasties, decomposed human beings, livestock manure, silkworm manure, weeds, plant ash, beanstalk, river mud, bone juice, etc. were used. In the So...

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Problems solved by technology

[0003] After searching for Chinese published patents, no solution identical to this patent application was found