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EAN: 9780170257541
and punitive house demolitions
the job is finished
Preparation for relevant certification programs
Entomology, Ecology and Agriculture adolescent EAN: 9780170257541This study is facilitated by following economic entomologists' and ecologists' changing ideas about different pest control strategies, chiefly 'chemical', 'biological', and 'integrated' control. The author then follows the efforts of one specific group of entomologists, at the University of California, over three generations from their advocacy of 'biological' controls in the 1930s and 40s, through their shifting attention to the development of an