Crop Protection Chemicals

Crop Protection Chemicals

With growing population, industrial practises and human intervention in the environment, the crop yield and its protection is increasingly important. Pesticides used for protection of crops have been criticized constantly because of their harmful effects on the environment. Crop Protection Chemical manufacturers in India and the world are striving hard to manufacture chemicals that are effective as well as environment-friendly.

A significant focus is laid on research and development of these chemicals by the crop protection industry. It often happens that pests develop immunity against the pesticides owing to repeated exposure over a period of time. This makes it necessary for Crop Protection Chemical manufacturers to regularly come up with improved versions of their product.


Pesticides are often classified into the following categories:


1. Herbicides

These are used to inhibit the growth of weeds. Herbicides disturb the conducive conditions for reactions that are responsible for the growth of the plant. They can roughly be differentiated as selective and non-selective. Selective herbicides cause less harm to the primary crop but the non-selective herbicides kill weeds along with the crop.

Herbicides


Herbicides consummate their action in different ways such as,

I) Translocation, by which the compound is absorbed by the pores that process air exchange and transported to the roots of the plant, also called basipetal translocation

II) Root uptake, the compound is absorbed by roots and transported to the upper plant body

III) Combination of both


2. Insecticides

These consist of chemicals that attack the nervous system of the pests. Breaking down the nervous system of the pests helps gain rapid inhibition.

INSECTICIDES



Other approaches are also employed to restrict pest growth but those are more selective and take more time to give results. Some of the major insecticide types are:

I) Organophosphorus compounds

II) Methyl carbamates

III) Macrocyclic lactones

IV) Phenylpyrazoles

V) Nereistoxin analogues and neonicotinoids

VI) Diamides

VII) Pyrethroids

VIII) Benzoylureas

IX) Ketoenols


This blog is originally published on meghmani website



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