共 42 条
[1]
[Anonymous], 1986, FLORA GREAT PLAINS
[2]
Asplund K. K., 1988, Desert Plants, V9, P17
[3]
Bessey C E, 1904, Science, V20, P118, DOI 10.1126/science.20.499.118
[4]
PLAINS COTTONWOOD RECRUITMENT AND SURVIVAL ON A PRAIRIE MEANDERING RIVER FLOODPLAIN, MILK RIVER, SOUTHERN ALBERTA AND NORTHERN MONTANA
[J].
CANADIAN JOURNAL OF BOTANY-REVUE CANADIENNE DE BOTANIQUE,
1986, 64 (07)
:1433-1442
[6]
BRINSON MM, 1981, 8117 US FISH WILDL S
[7]
Engstrom A., 1948, Journal of Forestry, V46, P130
[10]
FENNER P, 1984, DESERT PLANTS, V6, P55