TRACE-ELEMENTS IN SEWAGE SLUDGES

[1] ARENT H., 1961, Forschung und Beratung, Forstwirtschaft, P43

[2] BOWEN H. J. M., 1966, Trace Elements in Biochemistry., P241

[3] EXPERIMENTS ON ORGANIC MANURES, 1942-49 [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1963, 60 (01) : 121 - &

[4] DELAS J., 1963, Agrochimica, V7, P258

[5] TRACE-ELEMENT TOXICITIES IN OAT PLANTS [J]. ANNALS OF APPLIED BIOLOGY, 1953, 40 (04) : 761 - 777

[6] KELLER P, 1960, 8 INT RES GROUP REF, P7

[7] LERICHE HH, 1968, J AGR SCI, V71, P205, DOI 10.1017/S0021859600014659

[8] LUNT HA, 1959, 622 CONN AGR EXP STN, P30

[9] MAIWALD K., 1940, Forschungsdienst, V10, P236

[10] COBALT AND NICKEL IN SOILS AND PLANTS [J]. SOIL SCIENCE, 1945, 60 (01) : 63 - 70

[1] ARENT H., 1961, Forschung und Beratung, Forstwirtschaft, P43

[2] BOWEN H. J. M., 1966, Trace Elements in Biochemistry., P241

[3] EXPERIMENTS ON ORGANIC MANURES, 1942-49 [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1963, 60 (01) : 121 - &

[4] DELAS J., 1963, Agrochimica, V7, P258

[5] TRACE-ELEMENT TOXICITIES IN OAT PLANTS [J]. ANNALS OF APPLIED BIOLOGY, 1953, 40 (04) : 761 - 777

[6] KELLER P, 1960, 8 INT RES GROUP REF, P7

[7] LERICHE HH, 1968, J AGR SCI, V71, P205, DOI 10.1017/S0021859600014659

[8] LUNT HA, 1959, 622 CONN AGR EXP STN, P30

[9] MAIWALD K., 1940, Forschungsdienst, V10, P236

[10] COBALT AND NICKEL IN SOILS AND PLANTS [J]. SOIL SCIENCE, 1945, 60 (01) : 63 - 70