A number of books have been written on medicinal plants of India. All of them, except two exhaustive volumes published by Indian Council of Medical Research, are too old and have become outdated because of considerable research on these plants during the last 25 years. All these volumes, whether old or new, have presented a large list of 1,000 or more plants and the list includes a fairly large number of food crops like wheat, rice, peas, sugarcane, and even ...
Nematodes continue to threaten horticultural crops throughout the world, particularly in tropical and sub-tropical regions. Estimated overall average annual yield loss of the world’s major horticultural crops due to damage by plant parasitic nematodes is 13054%. Monetary losses due to nematodes on 10 horticultural corps, six of which are life sustaining were estimated at US $ 19.37 billion annually based on 1984 production figures and prices. ...