生物防治是一种生态学上的很好解决为害物的方法.Biological control is an ecologically sound approach to pest suppression.同样,许多农学院和农业大学中也忽视基础生态学.Basic ecology has similarly been ignored in many agricultural schools and universities.对植物生态学的研究通常比动物...
Engaged in paleontology , geology, glaciology, and the mechanics of research and teaching.从事古生物学 、 冰川学和地质力学的研究和教学工作.Paleontology , geology , zoology, and ethnology.收藏古生物学 、 质学 、 物学和人种学.Collect paleontology, entomology, z...