What is a new type of fertilizer? New fertilizer types and their production and application

Fertilizer is one of the essential raw materials in agricultural production.

Looking at today's fertilizer market, in addition to conventional chemical fertilizers such as urea, diammonium phosphate, potassium sulfate, etc., there are many new types of fertilizers.

The instructions are very functional and the ingredients have never been seen before.

Can I buy such fertilizer? Below, the author will reveal to you what the new fertilizer is! What are new fertilizers? There is no unified standard today.

Literally understood, the so-called new fertilizers should be different from traditional and conventional fertilizers. The relevant new fertilizer catalogs in the "Catalogue of High-tech Products for Encouraging Foreign Investment" (2003) of the Ministry of Science and Technology and the Ministry of Commerce It includes compound microbial inoculants; compound microbial fertilizers; plant growth-promoting agents; straw and garbage decomposing agents; special functional microbial preparations; controlled and slow-release new fertilizers; bio-organic fertilizers; organic compound fertilizers; plant steady-state nutrient fertilizers, etc. .

The key difference between new fertilizers and conventional fertilizers lies in the word "new", and the "new" and "old" of a thing change with time. In other words, the current new fertilizers Fertilizer may become a regular fertilizer soon.

The current conventional fertilizers are also stabilized by the new fertilizers of that year after years of application.

The definition and characteristics of new fertilizers. Whether it is new fertilizers or conventional fertilizers, their essence must still be fertilizers. Without fertilizers, there is no way to talk about the so-called "new" and "old".

According to the soil science terminology published by the Scientific and Technical Terminology Approval Committee in 1998, the so-called fertilizer refers to "materials whose main function is to provide plant nutrients and partially improve soil properties."

New fertilizers are different from conventional fertilizers. The understanding of the word "new" should be reflected in the following aspects or one of them.

Function expansion or function improvement. For example, in addition to providing nutrients, fertilizers also have other functions such as water retention, cold resistance, drought resistance, insecticide, and disease prevention.

So-called water-retaining fertilizers, medicated fertilizers, etc. all fall into this category. In addition, fertilizers produced by coating technology, adding inhibitors, etc. can significantly improve their nutrient utilization rate, thereby increasing the efficiency of fertilization. Similar fertilizers can also be classified into this category; form update refers to new changes in the form of fertilizers, such as in addition to solid fertilizers, liquid fertilizers, gas fertilizers, paste fertilizers, etc. produced according to different purposes of use, through changes in form , to improve the efficiency of fertilizer use; the application of new materials, including fertilizer raw materials, additives, auxiliaries, etc., to diversify fertilizer varieties, stabilize efficiency, ease of use, and change; the transformation or update of application methods, targeting different crops Fertilizers specially developed for the fertilization characteristics under special conditions such as different cultivation methods. Although there are not too many changes in the form and variety of fertilizers, they focus on solving certain problems that urgently need to be overcome in production and are targeted, such as Flush fertilization, foliar fertilizer, etc.; indirectly provide plant nutrients. Some substances themselves are not essential nutrients for plants, but can indirectly provide plant nutrients through metabolism or other ways, such as certain microbial inoculants, VA mycorrhizae, etc.

There are many "new fertilizers" on the market now. The instructions are very powerful and the ingredients have never been seen before.

Can I buy such fertilizer? Answer: Pay attention to the following points when purchasing new fertilizers: ① The cost of new fertilizers is higher, and the functions, nutrient content, and quality inspection standards of fertilizers are not as clear as ordinary fertilizers. Be sure to prevent being deceived by individual unscrupulous manufacturers and fake products. deceive.

②For new products that you don’t understand, you should consult with experts before choosing them carefully.

When using it, you should first try it on a small piece of land at home. If the effect is good, then apply it to a large area.