共 10 条
[1]
BIELORAI H, 1957, 6 ISR AGR RES STN SP
[3]
BRIX H, 1962, PHYSIOL PLANTARUM, V15, P10, DOI 10.1111/j.1399-3054.1962.tb07982.x
[7]
PERRIER EUGENE R., 1961, SOIL SCI, V92, P413, DOI 10.1097/00010694-196112000-00012
[9]
SALTER P. J., 1958, JOUR HORT SCI, V33, P1
[10]
1965, OFFICIAL METHODS ANA