Concepedia

Nutrient recycling potential of Tephrosia candida in cropping systems of southeastern Nigeria

F. N. Ikpe, L. G. Owoeye, M. P. Gichuru

Nutrient Cycling in Agroecosystems · 2003 · 13 citations · 9 references

DOI

Concepts

References

9

AN EXAMINATION OF THE DEGTJAREFF METHOD FOR DETERMINING SOIL ORGANIC MATTER, AND A PROPOSED MODIFICATION OF THE CHROMIC ACID TITRATION METHOD

Allan Walkley, I. ARMSTRONG BLACK · Soil Science · 1934 · 21.7K citations · Full text

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DETERMINATION OF TOTAL, ORGANIC, AND AVAILABLE FORMS OF PHOSPHORUS IN SOILS

R. H. Bray, L. T. Kurtz · Soil Science · 1945 · 7.7K citations

, , +14

The soil under shifting cultivation.

P. H. Nye, D. J. Greenland · 1960 · 762 citations

, , +10

The African Husbandman

J. A. Hellen, W. Allan · Geographical Journal · 1966 · 251 citations

Determination of carbon 12C and 14C in plant and soil

M. Amato · Soil Biology and Biochemistry · 1983 · 168 citations

, , +9