共 31 条
[1]
BROWN JH, 1995, MACROECOLOGY
[2]
INTESTINAL HELMINTHS OF LESSER SCAUP DUCKS - PATTERNS OF ASSOCIATION
[J].
CANADIAN JOURNAL OF ZOOLOGY-REVUE CANADIENNE DE ZOOLOGIE,
1986, 64 (01)
:132-141
[3]
Cochran W.G., 2007, SAMPLING TECHNIQUES