Assessment of soil analytical methods for available phosphorus in some Sierra Leone soils
1977
Haque, I. (Swaziland Univ. College, Luyengo (Swaziland)) | Lahai, A.C. (Sierra Leone Univ., Njala (Sierra Leone). Dept. of Agronomy)
6 chemical methods for estimating available phosphorus were evaluated in a green house experiment on 12 soils using maize as a test crop. The relative extracting powers of the methods were in the order: Morgan Bray P2 Bray P. Truog Olsen Saunder. Significant correlation coefficients were given by Morgan (r
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