共 5 条
[1]
Ledent J. F., 1975, Cereal Research Communications, V3, P279
[2]
LEDENT JF, 1974, THESIS U MINNESOTA
[3]
LEDENT JF, 1977, PHYTOMORPHOLOGY, V26, P309
[4]
SNEDECOR EW, 1967, STATISTICAL METHODS
[5]
Trenbath B. R., 1975, Field Crop Abstracts, V28, P231