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根据关中西部麦田杂草近30年种群数量的演变特点,从4个方面分析了演变原因,并提出今后的综合治理对策。
According to the evolvement characteristics of the population of weeds in the central and western part of Guanzhong in the past 30 years, the evolvement reasons were analyzed from four aspects and the future comprehensive control measures were put forward.