共 63 条
[2]
ANDERSON DF, 1972, 1972 P CORN U WAST M
[3]
BLACK CA, 1970, AGR PRACTICES WATER, P72
[4]
BROGAN JC, 1970, 4 P FERT ASS IR
[5]
BURKE WW, IN PRESS
[6]
BYRNE E, 1972, PERSONAL COMMUNICATI
[7]
COLLINS D, 1971, FARM FOOD RES, V2, P107
[8]
COOKE GW, 1970, WATER TREATMENT EXAM, V19, P253
[9]
DODD VA, UNPUBLISHED REPORT
[10]
FLANAGAN P. J., 1972, REPORT WATER QUALITY