共 12 条
[1]
ASHER C. J., 1965, SOIL SCI, V100, P149, DOI 10.1097/00010694-196509000-00001
[2]
BIXBY DW, 1970, SULPHUR I B, V17
[3]
Bould C., 1983, DIAGNOSIS MINERAL DI, V1
[4]
DALE ME, 1988, THESIS U NEB LINCOLN
[5]
ECKE P, 1976, POINSETTIA GUIDE
[6]
HEWITT EJ, 1966, CMWLTH BUR HORT PLAN, V22
[7]
HOAGLAND D. R., 1950, Circular. California Agricultural Experiment Station, V347
[9]
ROSENBAUM MS, 1983, PEDIATRICS, V71, P359
[10]
SCAIFE A, 1983, DIAGNOSIS MINERAL DI, V2