Frederick Cox

Cox, F. R., & Barnes, J. S. (2002). 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. https://doi.org/10.1081/CSS-120003880

Byers, D. E., Mikkelsen, R. L., & Cox, F. R. (2001). Greenhouse evaluation of four boron fertilizer materials. JOURNAL OF PLANT NUTRITION, 24(4-5), 717–725. https://doi.org/10.1081/PLN-100103665

George, T., Magbanua, R., Tubana, B., Quiton, J., Almendras, A., Khatib, W., … Yost, R. (2000). 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. https://doi.org/10.1080/00103620009370567

Cox, F. R., & Hendricks, S. E. (2000). Soil test phosphorus and clay content effects on runoff water quality. JOURNAL OF ENVIRONMENTAL QUALITY, 29(5), 1582–1586. https://doi.org/10.2134/jeq2000.00472425002900050027x

Borkert, C. M., & Cox, F. R. (1999). 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. https://doi.org/10.1080/00103629909370293

Fontes, R. L. F., & Cox, F. R. (1998). Iron deficiency and zinc toxicity in soybean grown in nutrient solution with different levels of sulfur. JOURNAL OF PLANT NUTRITION, 21(8), 1715–1722. https://doi.org/10.1080/01904169809365516

Sobral, L. F., Aquino, B. F., & Cox, F. R. (1998). Mehlich-3 phosphorus buffer coefficients. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, Vol. 29, pp. 1751–1761. https://doi.org/10.1080/00103629809370065

Aquino, B. F., Sobral, L. F., & Cox, F. R. (1998). Properties of ultisols and oxisols related to Mehlich-3 phosphorus buffer coefficients. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 29(9-10), 1155–1166. https://doi.org/10.1080/00103629809370016

Borkert, C. M., Cox, F. R., & Tucker, M. R. (1998). 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. https://doi.org/10.1080/00103629809370171

Fontes, R. L. F., & Cox, F. R. (1998). Zinc toxicity in soybean grown at high iron concentration in nutrient solution. JOURNAL OF PLANT NUTRITION, 21(8), 1723–1730. https://doi.org/10.1080/01904169809365517

Fontes, R. L. F., & Cox, F. R. (1997). 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.

Chen, G., Yost, R. S., Li, Z. C., Wang, X., & Cox, F. R. (1997). Uncertainty analysis for knowledge-based decision aids: Application to PDSS (phosphorus decision support system). AGRICULTURAL SYSTEMS, 55(3), 461–471. https://doi.org/10.1016/S0308-521X(97)00021-8

Cox, F. R. (1996). Economic phosphorus fertilization using a linear response and plateau function. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, Vol. 27, pp. 531–543. https://doi.org/10.1080/00103629609369575

Cox, F. R. (1992). 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.

COX, F. R., & URIBE, E. (1992). MANAGEMENT AND DYNAMICS OF POTASSIUM IN A HUMID TROPICAL ULTISOL UNDER A RICE-COWPEA ROTATION. AGRONOMY JOURNAL, 84(4), 655–660. https://doi.org/10.2134/agronj1992.00021962008400040024x

COX, F. R., & URIBE, E. (1992). POTASSIUM IN 2 HUMID TROPICAL ULTISOLS UNDER A CORN AND SOYBEAN CROPPING SYSTEM .1. MANAGEMENT. AGRONOMY JOURNAL, 84(3), 480–484. https://doi.org/10.2134/agronj1992.00021962008400030024x

COX, F. R. (1992). RESIDUAL VALUE OF COPPER FERTILIZATION. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 23(1-2), 101–112. https://doi.org/10.1080/00103629209368573

Cox, F. R. (1991). 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.

Cox, F. R. (1990). A note on the effect of soil reaction and zinc concentration on peanut tissue zinc. Peanut Science, 17(1), 15. https://doi.org/10.3146/i0095-3679-17-1-6

COX, F. R., & ESPEJO, R. (1990). READILY MEASURABLE SOIL PROPERTIES THAT AFFECT THE PHOSPHORUS-FERTILIZER REQUIREMENT OF ULTISOLS. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 21(17-18), 2079–2088. https://doi.org/10.1080/00103629009368360

Cox, F. R., & Martin, C. K. (1974). Effect of temperature on time from planting to flowering in Virginia type peanuts (Arachis hypogaea L.). Peanut Science, 1(2), 86. https://doi.org/10.3146/i0095-3679-1-2-12

Cox, F. R., & Kamprath, E. J. (1972). 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.