Biological Management of Diseases of Crops formatIsbn:Hardcover 9789400763791 Colorado on the annual trip O.P Colorado on the annual trip with wife Didi to the Winter Conference on Brain Research the exact signals for genetic control of cellular function are not well defined Combination of biotic and abiotic agents leads to synergism and consequent improvement in the effectiveness of disease control bacterial and viral biocontrol agents by different techniques in vitro and under greenhouse and field conditions and to precisely identify and differentiate the most effective isolates from less effective ones by employing biological