Little Knowledge About Fertilizers (2)

- Dec 06, 2018 -

First , what is microbial fertilizer?

Microbial fertilizer refers to the preparation with active microorganisms produced by the cultivation of specific microbial species. It is non-toxic and harmless, does not pollute the environment, through the specific microbial life vitality can increase plant nutrition or produce plant growth hormone, promote plant growth.


Second, what nutrients are necessary for crops?

All the essential elements for the normal growth and development of plants are called essential nutrients. Now more than 70 elements have been found in plants, but not all of them are essential nutrients for plants. According to the study, there are 16 essential nutrients, which are carbon (C), hydrogen (H), oxygen (O), nitrogen (N), potassium (K), phosphorus (P), calcium (Ca), magnesium (Mg), sulfur (S), iron (Fe), manganese (Mn), zinc (Zn), boron (B), molybdenum (Mo), copper (Cu) and chlorine (Cl).


Third,what nutrients are called macronutrients?

These 16 elements are necessary for the growth and development of plants, but there are great differences in their requirements. Traditionally, carbon, hydrogen, oxygen, nitrogen, phosphorus and potassium are called as a large number of elements.


Fourth,what nutrient elements are called medium elements?

Among the 16 elements necessary for plant growth and development, medium amounts of calcium, magnesium and sulfur are called medium amounts.


Fifth,what nutrients are called trace elements?

The remaining 7 elements with less demand and less than 0.01% content are called trace elements.


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