March 25, 2024 Lawton, D., C. Waters, M. Le Gall and A. Cease. 2020. Woody vegetation remnants within pastures influence locust distribution: Testing bottom-up and top-down control. Agriculture, Ecosystems & Environment 296(Jul):106931. Home » Lawton, D., C. Waters, M. Le Gall and A. Cease. 2020. Woody vegetation remnants within pastures influence locust distribution: Testing bottom-up and top-down control. Agriculture, Ecosystems & Environment 296(Jul):106931.