Effect of Chicken Manure, Sheep Manure and Inorganic Fertilizer on Yield andNutrients Uptake by Onion

Test of an Ascorbic Acid Method for Determining Phosphorus in Water and NaHCO ₃ Extracts from Soil

Fumio Watanabe, S. R. Olsen · Soil Science Society of America Journal · 1965 · 2.5K citations

Agriculture, Agronomy, Soil Sciences +14

Chemical extractability of heavy metals during and after long‐term applications of sewage sludge to soil

S. P. McGrath, J. Cegarra · Journal of Soil Science · 1992 · 287 citations

Natural Sciences, Chemistry, Soil Sciences +14

Effect of Temperature on Organic Carbon‐texture Relationships in Mollisols and Aridisols

P. A. McDaniel, L. C. Munn · Soil Science Society of America Journal · 1985 · 66 citations

Agriculture, Earth Sciences, Soil Sciences +17

The soil solution in a soil treated with digested sewage sludge

Duncan J. Campbell, P. H. T. Beckett · Journal of Soil Science · 1988 · 56 citations

Agriculture, Soil Sciences, Soil Chemistry +16

Prediction of available heavy metals by six chemical extractants in a sewage sludge‐amended soil

J M Lopez Roca, Fernando Pomares · Communications in Soil Science and Plant Analysis · 1991 · 52 citations

Engineering, Environmental Engineering, Soil Sciences +16