Phosphorus inputs into a stream draining an agricultural watershed
暂无分享,去创建一个
[1] R. G. Spomer,et al. Quality of water discharged from two agricultural watersheds in southwestern Iowa , 1974 .
[2] W. Gburek,et al. Soluble Phosphate Output of an Agricultural Watershed in Pennsylvania , 1974 .
[3] R. F. Holt,et al. Nitrogen and phosphorus losses in surface runoff from agricultural land as influenced by placement of broadcast fertilizer , 1973 .
[4] T. L. Willrich,et al. Agricultural Practices and Water Quality , 1972 .
[5] W. Gburek,et al. Phosphate movement from an agricultural watershed during two rainfall periods , 1972 .
[6] M. Frere. Requisite sampling frequency for measuring nutrient and pesticide movement with runoff waters. , 1971, Journal of agricultural and food chemistry.
[7] E. F. Bolton,et al. Nutrient losses through tile drains under three cropping systems and two fertility levels on a Brookston clay soil. , 1970 .
[8] N. Minshall,et al. Plant Nutrients in Base Flow of Streams in Southwestern Wisconsin , 1969 .
[9] S. R. Weibel,et al. Pesticides and Other Contaminants in Rainfall and Runoff , 1966 .
[10] J. P. Riley,et al. A modified single solution method for the determination of phosphate in natural waters , 1962 .