共 17 条
[2]
Artschwager Ernst, 1947, JOUR AGRIC RES, V75, P191
[4]
BROOKS RM, 1959, PLANT MICROTECHNIQUE
[6]
DUBEY D. K., 1965, CROP SCI, V5, P121, DOI 10.2135/cropsci1965.0011183X000500020005x
[8]
JOHANSEN D. A., 1940, PLANT MICROTECHNIQUE
[9]
Joppa H.A., 1986, CROP SCI, V6, P296
[10]
RICK. CHARLES M., 1948, HILGARDIA, V18, P599