00287nam a2200097Ia 4500008004100000082002700041100001400068245007400082260002600156300000700182140113s9999    xx            000 0 und d  a632.937.16(047.3)   L3  aAnonymous  aThe use of viruses for the control of insect pests and disease vector  a1972bFAO & WHOcRome  a48