Gliessman mentions that post-WWII, groups of scientists with ecologists gave more focus to experiments in the natural environment, while agronomists dedicated their attention to the cultivated systems in agriculture.
Gliessman提到，第二次世界大戰後，一群生態學家的科學家更加關注自然環境中的實驗，而農學家把他們的注意力集中在農業中的栽培系統。