共 31 条
[1]
[Anonymous], 1937, NATURE
[4]
Bohm W., 1974, Zeitschrift fur Acker- und Pflanzenbau, V140, P282
[5]
BOHM W, 1977, AGRON J, V69, P415
[6]
Bohm W., 1979, METHODS STUDYING ROO
[8]
Caldwell M. M., 1979, Topics in plant population biology., P408
[10]
CALDWELL MM, 1984, EC PLANT FORM FUNCTI