2002 journal article
Peanut, corn, and cotton critical levels for phosphorus and potassium on Goldsboro soil
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 33(7-8), 1173–1186.
2001 journal article
Greenhouse evaluation of four boron fertilizer materials
JOURNAL OF PLANT NUTRITION, 24(4-5), 717–725.
2000 article
Estimating buffer coefficients for the phosphorus decision support system: Preliminary comparisons among field and laboratory estimates from three Asian upland soils
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, Vol. 31, pp. 2101–2110.
2000 journal article
Soil test phosphorus and clay content effects on runoff water quality
JOURNAL OF ENVIRONMENTAL QUALITY, 29(5), 1582–1586.
1999 journal article
Effects of acidity at high soil zinc, copper, and manganese on peanut, rice, and soybean
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 30(9-10), 1371–1384.
1998 journal article
Iron deficiency and zinc toxicity in soybean grown in nutrient solution with different levels of sulfur
JOURNAL OF PLANT NUTRITION, 21(8), 1715–1722.
1998 article
Mehlich-3 phosphorus buffer coefficients
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, Vol. 29, pp. 1751–1761.
1998 journal article
Properties of ultisols and oxisols related to Mehlich-3 phosphorus buffer coefficients
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 29(9-10), 1155–1166.
1998 journal article
Zinc and copper toxicity in peanut, soybean, rice, and corn in soil mixtures
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 29(19-20), 2991–3005.
1998 journal article
Zinc toxicity in soybean grown at high iron concentration in nutrient solution
JOURNAL OF PLANT NUTRITION, 21(8), 1723–1730.
1997 journal article
Rhythmic movement of leaves in soybean plants grown under Zn toxicity at different doses of Fe and S
Revista Brasileira De Fisiologia Vegetal, 9(2), 131–134.
1997 journal article
Uncertainty analysis for knowledge-based decision aids: Application to PDSS (phosphorus decision support system)
AGRICULTURAL SYSTEMS, 55(3), 461–471.
1996 article
Economic phosphorus fertilization using a linear response and plateau function
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, Vol. 27, pp. 531–543.
1992 chapter
Current research on organic phosphorus
In Z. Kouyate & C. W. Wendt (Eds.), Soil water efficiency of sorghum and cowpea as affected by nutrient input and tillage (p. 141). Raleigh, NC : Soil Management Collaborative Research Support Program, North Carolina State University.
Ed(s): . Z. Kouyate & C. Wendt
1992 journal article
MANAGEMENT AND DYNAMICS OF POTASSIUM IN A HUMID TROPICAL ULTISOL UNDER A RICE-COWPEA ROTATION
AGRONOMY JOURNAL, 84(4), 655–660.
1992 journal article
POTASSIUM IN 2 HUMID TROPICAL ULTISOLS UNDER A CORN AND SOYBEAN CROPPING SYSTEM .1. MANAGEMENT
AGRONOMY JOURNAL, 84(3), 480–484.
1992 journal article
RESIDUAL VALUE OF COPPER FERTILIZATION
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 23(1-2), 101–112.
1991 journal article
Interpretive summary of Part 1: factors affecting the availability of phosphorus in soils of the semi-arid tropics
Phosphorous Nutrition of Grain Legumes in the Semi-Arid Tropics, 43.
Ed(s): K. C. Johansen & K. Sahrawat
1990 journal article
A note on the effect of soil reaction and zinc concentration on peanut tissue zinc
Peanut Science, 17(1), 15.
1990 journal article
READILY MEASURABLE SOIL PROPERTIES THAT AFFECT THE PHOSPHORUS-FERTILIZER REQUIREMENT OF ULTISOLS
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 21(17-18), 2079–2088.
1974 journal article
Effect of temperature on time from planting to flowering in Virginia type peanuts (Arachis hypogaea L.)
Peanut Science, 1(2), 86.
1972 chapter
Micronutrient soil tests
In Micronutrients in agriculture: proceedings of a symposium held at Muscle Shoals, Alabama, April 20-22, 1971 (p. 289). Madison: Soil Science Society of America.
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