共 11 条
[2]
GUIGNARD ML, 1904, J BOT, V18, P296
[3]
Johansen D.A., 1950, PLANT EMBRYOLOGY
[4]
Maheshwari P., 1950, INTRO EMBRYOLOGY ANG
[5]
McClelland CK, 1931, J AGRIC RES, V42, P0751
[6]
MUENSCHER WC, 1955, WEEDS
[8]
SASS JE, 1958, BOTANICAL MICROTECHN
[9]
Simpson DM, 1935, J AGRIC RES, V50, P0429
[10]
SIMPSON DM, 1940, US DEP AGR TECH B, V734