共 12 条
[1]
BRAY RH, 1928, J AM SOC AGRON, V20, P1160
[2]
COOPER H. P., 1929, JOUR AMER SOC AGRON, V21, P607
[5]
COOPER HP, 1932, P 2 INT C SOIL SCI, V4, P164
[6]
COOPER HP, 1936, J AM SOC AGRON, V28, P597
[7]
LODDESOL A, 1932, J AM SOC AGRON, V24, P74
[8]
Moore JC, 1927, PLANT PHYSIOL, V2, P313, DOI 10.1104/pp.2.3.313
[10]
Richtmyer F. K., 1928, INTRO MODERN PHYS