00745nam a2200193Ia 4500 CTU_143941 210402s9999 xx 000 0 und d 574.5 W942 Wratten, Stephen D. Field and laboratory exercises in ecology Stephen D. Wratten, Gary L. A. Fry London Arnold 1980 The aim of this book is to show how modern numerical techniques in plant and animal ecology can be used practically at school, college and undergraduate level to demonstrate many of the fundamental principles of the subject. Sinh thái học,Ecology Giang Trung tâm Học liệu Trường Đại học Cần Thơ