CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 12, Issue 1,2001, Pages 43-46,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 12, Issue 1,2001, Pages 80-82,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 12, Issue 1,2001, Pages 47-50,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 12, Issue 1,2001, Pages 91-94,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 12, Issue 1,2001, Pages 68-74,