Plant immune type direct-spraying liquid compound fertilizer and preparation method thereof
Patent Information
- Authority / Receiving Office
- CN ยท China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- NANNING TAIMEI BIOTECH CO LTD
- Publication Date
- 2021-11-23
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Abstract
Description
technical field
[0001] The invention relates to the technical field of fertilizers, in particular to a plant-immune direct spray liquid compound fertilizer and a preparation method thereof. Background technique
[0002] Fertilizer is an essential substance to promote plant growth and increase production, and it is also one of the important conditions for the development of agricultural production. At present, the common fertilizers on the market are high-concentration solid fertilizers with relatively single components, such as urea and nitrophosphate fertilizers. However, these solid fertilizers can only provide macronutrients such as nitrogen, phosphorus, and potassium, and almost do not contain medium and trace elements, so that the crops have low lodging resistance, resistance to diseases and insect pests, and solid fertilizers are difficult to dissolve. The absorption efficiency is low, and When fertilizing, it is often necessary to dig pits and bury fertilizers. Even ...