共 12 条
[1]
ALLAWAY W. H., 1968, Advances in Agronomy, V20, P235
[5]
DIJKSHOORN W, 1979, NETH J AGR SCI, V27, P241
[6]
DIJKSHOORN W, 1975, Netherlands Journal of Agricultural Science, V23, P338
[8]
DILZ K, 1961, 8TH P INT GRASSL C R, P150
[9]
HAHNE H C H, 1973, Journal of Environmental Quality, V2, P444, DOI 10.2134/jeq1973.00472425000200040007x
[10]
KING L D, 1972, Journal of Environmental Quality, V1, P425, DOI 10.2134/jeq1972.00472425000100040021x