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Adaptive variation of Malawian bean landraces to nitrogen and phosphorous

Adaptive variation of Malawian bean landraces to nitrogen and phosphorous

Mloza-Banda, Henry R.

Text (1985)

Part of Electronic Theses & Dissertations

The effect of phosphorus and potassium on the botanical and chemical composition, yield, and persistence of alfalfa and certain grasses grown in combination

The effect of phosphorus and potassium on the botanical and chemical composition, yield, and persistence of alfalfa and certain grasses grown in combination

Pratt, Joseph Neal, 1932-

Text (1961)

Part of Electronic Theses & Dissertations

Interaction of rate and method of fertilizer application and soil phosphorus with yield and chemical composition of sugar beets

Interaction of rate and method of fertilizer application and soil phosphorus with yield and chemical composition of sugar beets

Thurlow, Donald LeRoy

Text (1965)

Part of Electronic Theses & Dissertations

Differential effects of phosphorus and potassium fertility on nutrient uptake and yield of soybean varieties (Glycine max L. Merrill)

Differential effects of phosphorus and potassium fertility on nutrient uptake and yield of soybean varieties (Glycine max L. Merrill)

Kalnbach, Robert Charles

Text (1977)

Part of Electronic Theses & Dissertations

A study of the behavior of fused potassium phosphates in soil

A study of the behavior of fused potassium phosphates in soil

Menon, Raman G.

Text (1960)

Part of Electronic Theses & Dissertations

Influence of rock phosphate on available phosphorus as measured by plant uptake and soil extractants

Influence of rock phosphate on available phosphorus as measured by plant uptake and soil extractants

Espinosa, José

Text (1979)

Part of Electronic Theses & Dissertations

The behavior of applied phosphorus and potassium in organic soil as indicated by soil tests and the relationship between soil tests, green-tissue tests and crop yields

The behavior of applied phosphorus and potassium in organic soil as indicated by soil tests and the relationship between soil tests, green-tissue tests and crop yields

Bigger, Theodore Cuyler

Text (1953)

Part of Electronic Theses & Dissertations

The effectiveness of rock phosphate and superphosphate on yield and composition of crops

The effectiveness of rock phosphate and superphosphate on yield and composition of crops

Guttay, John Robert, 1924-

Text (1959)

Part of Electronic Theses & Dissertations

Effectiveness of phosphate rocks in Colombian soils as measured by crop response and soil phosphorus levels

Effectiveness of phosphate rocks in Colombian soils as measured by crop response and soil phosphorus levels

Hammond, Lawrence Leroy, 1945-

Text (1977)

Part of Electronic Theses & Dissertations

Effect of rate and placement of phosphorus and potassium fertilizers on yield and nutrient content of beans, cabbage, carrot and lettuce

Effect of rate and placement of phosphorus and potassium fertilizers on yield and nutrient content of beans, cabbage, carrot and lettuce

Alvarado, Dario Ramon

Text (1983)

Part of Electronic Theses & Dissertations

The joint role of Pratylenchus penetrans and associated abiotic and biotic stress factors on the ontogeny of Solanum tuberosum

The joint role of Pratylenchus penetrans and associated abiotic and biotic stress factors on the ontogeny of Solanum tuberosum

Noling, Joseph W.

Text (1981)

Part of Electronic Theses & Dissertations

A systems assessment of phosphorous fertilizer for use in phaseolus vulgaris L. production in Tanzania

A systems assessment of phosphorous fertilizer for use in phaseolus vulgaris L. production in Tanzania

Rweyemamu, Cornel Lawrence

Text (1995)

Part of Electronic Theses & Dissertations