Brevicoryne brassicae L.

例句：

1. 1.This strain of Brassica is known for its high yield and resistance to pests.
   这种Brassica品种以其高产和对病虫害的抗性而闻名。
2. 2. The Brassica crop is a major source of protein for the local food supply.
   Brassica作物是当地食品供应的主要蛋白质来源。
3. 3.In recent years, scientists have been studying the genetics of Brassica crops to improve their resistance to disease.
   近年来，科学家们一直在研究Brassica作物的遗传学，以提高其对疾病的抵抗力。