REFERENCES
- Evans , L. T. and Wardlaw , I. F. 1976 . Aspects of the Comparative Physiology of Grain Yield in Cereals. . Adv. Agron. , 28 : 301 – 359 .
- Fageria , N. K. , Baligar , V. C. and Wright , R. J. 1997 . “ Soil Environment and Growth Dynamics of Field Crops. ” . In Recent Research Development in Agronomy Edited by: Pandalai , S. G. Vol. 1 , 15 – 58 . Trivandrum , , India : Research Signpost .
- 1997 . Manual for Methods of Soil Analysis Rio de Janeiro , , Brazil : National Service for Soil Survey and Soil Conservation . 2
- Fageria , N. K. and Baligar , V. C. 1997 . Response of Common Bean, Upland Rice, Corn, Wheat and Soybean to Fertility of an Oxisol. . Plant Nutr. , 20, : 1279 – 1289 .
- Fageria , N. K. and Zimmermann , F. J.P. 1998 . Influence of pH on Growth and Nutrient Uptake by Crop Species in an Oxisol. Commun. . Soil Sci. Plant Anal. , 29 : 2682
- Fageria , N. K. and Zimmermann , F. J.P. 1979 . Interaction among Phosphorus, Zinc, and Lime in Upland Rice. . R. Bras. Sci. Solo. , 3 : 88 – 92 .
- Fageria , N. K. , Baligar , V. C. and Jones , C. A. 1997 . Growth and Mineral Nutrition of Field Crops New York : Marcel Dekker . 2
- Fageria , N. K. 1992. . Maximizing Crop Yields New York, : Marcel Dekker .
- Cox , F. R. 1987 . “ Micronutrient Soil Tests: Correlation and Calibration. ” . In In Soil Testing : Sampling, Correlation, and Calibration and Interpretation; Edited by: Brown , J. R. 97 – 117 . Madison , WI : Soil Science Society of America .
- Martens , D. C. and Lindsay , W. L. 1990 . Testing Soils for Copper, Iron, Manganese, and Zinc. In Soil Testing and Plant Analysis , 3 Edited by: Westermann , R. L. 229 – 264 . Madison , WI : Soil Sci. Soc. of America . 3
- Baligar , V. C. , Fageria , N. K. and Elrashidi , M. A. 1998 . Toxicity and Nutrient Constraints on Root Growth. . Hortic. Sci. , 33 : 960 – 965 .
- Fageria , N. K. 2000 . Adequate and Toxic Levels of Boron for Upland Rice, Common Bean, Corn, Soybean and Wheat Production in Cerrdao Soil. . Revista Brasileira de Engenharia Agricola e Ambiental , 4 : 57 – 62 .
- Breckle , S. W. 1991 . “ Growth Under Stress: Heavy Metals. ” . In In Plant Roots: The Hidden Half; Edited by: Waisel , Y. , Eshel , A. and Kafkafi , U. 51 – 373 . New York : Marcel Dekker .
- Mocquot , B. , Vangronsveld , J. , Clijsters , H. and Mench , M. 1996 . Copper Toxicity in Maize (Zea mays L.) Plants: Effects on Growth, Mineral and Chlorophyll Contents, and Enzymes Activities. . Plant Soil , 182 : 287 – 300 .