Concepedia

JD Colwell

JC

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Publications

10

Citations

1.2K

H-Index

10

Active since

1963

Affiliations

Commonwealth Scientific and Industrial Research Organisation(Current)

JD Colwell is an author at Commonwealth Scientific and Industrial Research Organisation specializing in agriculture, soil fertility, and soil sciences.

Publications per year

1963–1988

10

Publications

10

The estimation of the phosphorus fertilizer requirements of wheat in southern New South Wales by soil analysis

JD Colwell · Australian Journal of Experimental Agriculture and Animal Husbandry · 1963 · 1K citations

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The calibration, interpretation, and evaluation of tests for the phosphorus fertilizer requirements of wheat in Northern New South Wales

JD Colwell, R.J. Esdaile · Australian Journal of Soil Research · 1968 · 63 citations

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The effect of fertilizers and season on the yield and composition of wheat in southern New South Wales

JD Colwell · Australian Journal of Experimental Agriculture and Animal Husbandry · 1963 · 31 citations

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A statistical-chemical characterization of four great soil groups in Southern New South Wales based on orthogonal polynomials

JD Colwell · Australian Journal of Soil Research · 1970 · 25 citations

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The application of production function analysis for the estimation of fertilizer requirements of wheat in northern NSW

JD Colwell, R.J. Esdaile · Australian Journal of Experimental Agriculture and Animal Husbandry · 1966 · 13 citations

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