共 10 条
[2]
CARTER O G, 1974, Iowa State Journal of Research, V48, P291
[4]
HUGHES HD, 1925, 228 IOW AGR EXP STN
[5]
MIGHELL A, 1934, 309 IOW AGR EXP STN
[6]
MOOERS C, 1908, TENN AGRIC EXP STN B, V82, P86
[7]
SHIBLES RM, 1969, P SOYBEAN BREEDING C, P1
[9]
WIGGANS R. G., 1939, JOUR AMER SOC AGRON, V31, P314
[10]
RESPONSE OF 3 SOYBEAN STRAINS TO EQUIDISTANT SPACINGS
[J].
AGRONOMY JOURNAL,
1974, 66 (03)
:409-412