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- Sharpley, A.N.; Smith, S.J.; Berg, W.A.; Williams, J.R.
- Journal of environmental quality 1985 v.14 no.3 pp. 354
- nitrogen; nutrient transport; phosphorus; soil analysis; watersheds; pollution; runoff; Oklahoma; Texas
- ... The transport of soluble and particulate P and N in runoff from several cropped and grassed watersheds in Oklahoma and Texas was related to the nutrient content of surface soil (0-50 mm) sampled monthly and annually (March) over a 2-yr period in an effort to improve the prediction of nutrient transport. For both monthly and annual soil samplings, the prediction of soluble P was good for events > 0 ...