CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 11, Issue 4,2000, Pages 603-608,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 11, Issue 4,2000, Pages 497-500,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 11, Issue 4,2000, Pages 612-614,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 11, Issue 4,2000, Pages 631-636,
CHINESE JOURNAL OF APPLIED ECOLOGY, Volume 11, Issue 4,2000, Pages 493-496,