Tag: historical

Historical prospects and importance of biological control

| | No Comments

What is biological control? It is a technique of controlling organisms including (insects, mites, weeds and plant diseases) by means of certain other living organisms or their products. It is a way of keeping pests below economic injury levels by the action of microbes, predators and parasitoids. Biological control is an element of an integrated pest management approach. It is an environmentally safe and efficient means of reducing pests by the use of natural enemies. Biological…Read More

E-waste – sources, historical data, effects and disposals

| | No Comments

GENERAL The 20th century will be marked in the human history by the impact of technological advancements in general and "big leap forward" in information and communications technology (ICT) in particular. The digital revolution, started in the late 1970s, led to explosive production and consequently to extensive use of electronic and electrical equipments in almost all of the contemporary societies all over the world, thus making the ICTs essential yet common commodities and more…Read More