question_answer

The evolution of pesticide resistance resurgence, and secondary-pest outbreaks are only some of the problems that result from reliance on

A)  crop rotation and biological controls, which disrupt the natural dynamics of ecosystems.

B)  pesticides, creating the need to alternate between a pesticide and an herbicide every other year.

C)  rodenticides to kill weeds and insect pests and prevent the spread of viral diseases.

D)  pesticides,  creating a never-ending pesticide treadmill requiring new pest-fighting strategies.