Titlebook: Weed Science - A Plea for Thought - Revisited; Robert L. Zimdahl Book 2012 Robert L. Zimdahl 2012 Weed Science.herbicides.historical refle

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Pesticides and Value Questions,le consequences. Pesticide technology has not lacked challenges to conclusions about its role and value. These have often been met by pleas for scientific objectivity and dismissal of challenges as emotionally laden and lacking in understanding of the necessity of high agricultural production, pesti

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DNR215

neutrophils

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Book 2012ion to feed people is sufficient justification for the benefits and harms achieved. A continuing, rigorous examination of the science’s goals that leads to appropriate change is advocated. Weed scientists have a research consensus - a paradigm - Weeds must be controlled. Herbicides are the best cont

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Pesticides and Value Questions, problem of reasoning with opposing points of view in the late 1960s and early 1970s during the 2,4,5-T controversy. My thoughts were clarified as I struggled with the inevitable value questions (Zimdahl 1972). They are reproduced in a slightly modified form below.

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