共 62 条
[11]
GOLDBERG M, 1970, AGRICULTURAL PRACTIC
[12]
HART SA, 1960, T AM SOC AGRIC ENGS, V3, P78
[13]
HART SAMUEL A., 1965, J WATER POLLUT CONTR FED, V37, P1578
[14]
HUMENIK FJ, 1972, UNCWRRI7261 U N CAR
[15]
HUMENIK FJ, 1975, 3RD P INT S LIV WAST, P568
[16]
HUMENIK FJ, 1976, EPA6001276733 REP
[17]
JEFFREY EA, 1963, 57 U MISS ENG SER B
[18]
JEWELL J, 1975, ENERGY AGRICULTURE W
[19]
KEARL CD, 1965, 171 CORN U DEP AGR E
[20]
LITTLE FJ, 1966, J P I SEW PURIF 3, P452