Insecticide example sentences

Have you ever seen the damages caused to the crops, food items by insects, rodents, weeds and crop diseases etc? How can we protect them? You are acquainted with some insecticides and pesticides for protection of our crops.Insects have become resistant to these insecticides also.The insecticide industry is engaged in developing new groups of insecticides.The main characteristic of this type of farming is the use of higher doses of modern inputs, e.g. high yielding variety (HY ) seeds, chemical fertilisers, insecticides and pesticides in order to obtain higher productivity.One of the most commonly used methods is the use of pesticides, which include herbicides, insecticides and fungicides.Fertilisers, pesticides and insecticides, which once showed dramatic results, are now being held responsible for degrading the soils.Work on the fields: Wheat crop— ploughing by bullocks, sowing, spraying of insecticides, cultivation by traditional method, cultivation by modern method, and cutting of crops.However, these insecticides, pesticides and herbicides cause soil pollution.