CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 10, Issue 2,1999, Pages 179-182,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 10, Issue 2,1999, Pages 172-174,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 10, Issue 2,1999, Pages 221-224,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 10, Issue 2,1999, Pages 167-171,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 10, Issue 2,1999, Pages 255,