共 10 条
[4]
HUMPHRIES EC, 1969, 1 P INT S TROP ROOT, V2, P34
[6]
NOSBERGER J, 1965, ANN BOT-LONDON, V29, P579
[7]
SPENCE J, IN PRESS
[8]
TSUNO Y., 1965, Bull. natn. Inst. agric. Sci., Tokyo, Ser. D, P1
[9]
WELLS D. A., 1962, Journal of Agricultural Engineering Research, V7, P42
[10]
WILSON LA, 1969, 1 P INT S TROP ROOT, V2, P46