Pesticide Essay

Pesticide Essay-51
An example of the use of DDT over a long period of time would serve as a good illustration.In 1949, the experiments on the use of DDT were carried out on cotton fields.

An example of the use of DDT over a long period of time would serve as a good illustration.In 1949, the experiments on the use of DDT were carried out on cotton fields.

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Organophosphates build up residues on foliage after application.

In one case, 90 peach pickers were poisoned while working in orchards, subjected to heavy spraying of parathion, over a period of several months. The persistence of insecticides in any environment is harmful.

The extensive use of insecticides became a cause of concern, however, when some of their harmful side-effects were observed.

On both the fronts, i.e., that of agriculture and human health, on the basis of quantitative results, it became evident that in the long range, the use of insecticides is not in the overall interest of man Rachel Carson alerted the nation against the use of pesticides in her book Silent Spring.

They have their specific applications and characteristic harmful effects from the point of view of pollution About 50,000 pesticide formulations are currently available for use on a, world-wide scale.

Money Brings Happiness Essays - Pesticide Essay

The harmful environmental effects of insecticides are outline in the following paragraphs.

In general, every chemical pesticide is a poison to some living thing and no poison has yet been discovered that will affect only one kind of insect or weed.

If analyzed, it is found that the results are good on a short term basis but in the long run, the results are disappoint­ing.

It is reported that in practically every spray operation, thousands of non-target insects are also killed.

Further, many new insect species develop which are resistant to the insecticides.

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