共 15 条
[1]
IONIC CONCENTRATIONS AND ACTIVITIES IN SOIL SOLUTIONS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1971, 35 (03)
:420-&
[3]
CALCIUM DEFICIENCY AS A CAUSAL AGENT OF AMMONIUM PHOSPHATE INJURY TO COTTON SEEDLINGS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1966, 30 (04)
:485-&
[5]
BRADFIELD EG, 1981, J PLANT NUT, V48, P473
[6]
CALCIUM DEFICIENCY IN SOME SOLONETZIC SOILS OF ALBERTA
[J].
JOURNAL OF SOIL SCIENCE,
1979, 30 (01)
:161-174
[8]
EAVES C. A., 1962, CANADIAN JOUR PLANT SCI, V42, P746
[9]
GERALDSON CARROLL M., 1957, PROC AMER SOC HORT SCI, V69, P309