共 13 条
[2]
GAUCH HG, 1954, A80 U MAR AGR EXPT S
[3]
HOAGLAND DR, 1944, LECTURES INORGANIC N, P31
[4]
McILRATH WAYNE J., 1956, BOT GAZ, V118, P43, DOI 10.1086/335926
[6]
PALSER BARBAEA F., 1956, BOT GAZ, V118, P53, DOI 10.1086/335927
[7]
SCRIPTURE PN, 1945, J AM SOC AGRON, V37, P360
[9]
SKOK J, 1953, ANL4948 Q REPT BIOL, P91
[10]
SKOK J, 1956, PLANT PHYSL S, V31, pR12