REFERENCES
- Army , T. J. and Kemper , W. D. 1991 . Support for long-term agriculture research . Agronomy Journal , 83 : 62 – 65 .
- Barber , S. A. 1995 . Soil nutrient bioavailability: A mechanistic approach , New York : Wiley .
- Barley , K. P. 1964 . The utility of field experiments . Soils and Fertilizers , 27 : 267 – 269 .
- Cady , F. B. 1991 . Experimental design and data management of rotation experiments . Agronomy Journal , 83 : 50 – 56 .
- Cate , R. B. Jr. and Nelson , L. A. 1971 . A simple statistical procedure for partitioning soil test correlation data into two classes . Soil Science Society of America Proceedings , 35 : 658 – 660 .
- Chew , V. 1976 . Comparing treatment means: A compendium . HortScience , 11 : 348 – 357 .
- Cochran , W. G. and Cox , G. M. 1957 . Experimental design, , 2nd edition. , New York : John Wiley & Sons .
- Collis-George , N. and Davey , B. G. 1960 . The doubtful utility of present day field experimentation and other determinations involving soil-plant interactions . Soil and Fertilizers , 23 : 307 – 310 .
- Cooney . 1985 . Portable data collectors, and how they are becoming useful . Journal of Forestry , 83 : 18 – 23 .
- Evans , C. E. 1987 . “ Soil test calibration ” . In Soil testing: Sampling, correlation, calibration, and interpretation , Edited by: Brown , J. R. 23 – 29 . Madison, Wisconsin : SSSA .
- Fageria , N. K. 1992 . Maximizing crop yields , New York : Marcel Dekker .
- Fageria , N. K. 2005 . Soil fertility and plant nutrition research under controlled conditions: Basic principles and methodology . Journal of Plant Nutrition , 28 : 1975 – 1999 .
- Fageria , N. K. and Baligar , V. C. 2005 . “ Nutrient availability ” . In Encyclopedia of soils in the environment , Edited by: Hillel , D. 63 – 71 . San Diego, California : Elsevier .
- Fageria , N. K. , Baligar , V. C. and Clark , R. B. 2002 . Micronutrients in crop production . Advances in Agronomy , 77 : 186 – 268 .
- Fageria , N. K. , Baligar , V. C. and Jones , C. A. 1997 . Growth and mineral nutrition of field crops, , 2nd edition , New York : Marcel Dekker .
- Federer , W. T. 1979 . Statistical designs and response models for mixtures of cultivars . Agronomy Journal , 71 : 701 – 706 .
- Follett , R. F. , Porter , L. K. and Halvorson , A. D. 1991 . Border effects on nitrogen-15 fertilized winter wheat microplots grown in the Great Plains . Agronomy Journal , 83 : 608 – 612 .
- Ford , G. L. and Nielsen , G. A. 1982 . Selecting environmentally analogous areas for agronomic research using computer graphs . Agronomy Journal , 74 : 261 – 265 .
- Gomes , F. P. 1984 . Modern statistics in agricultural research , Piracicaba, São Paulo, , Brazil : Brazilian Potassium and Phosphate Association .
- Gomez , K. A. and De Datta , S. K. 1971 . Border effects in rice experimental plots. I. Unplanted borders . Experimental Agriculture , 7 : 87 – 92 .
- Gomez , K. A. 1972 . Techniques for field experiments with rice , Los Baños, Philippines : International Rice Research Institute .
- Gomez , K. A. and Alicbusan , R. C. 1969 . Estimation of optimum plot size from rice uniformity data . Philippines Agriculture , 52 : 586 – 601 .
- Gomez , K. A. and Gomez , A. A. 1976 . Statistical procedures for agricultural research, with emphasis on rice , Los Baños, Philippines : International Rice Research Institute .
- Grafius , J. E. and Barnard , J. 1976 . The leaf canopy as related to yield in barley . Agronomy Journal , 78 : 398 – 402 .
- Hunt , P. G. , Burnham , K. P. and Matheny , T. A. 1987 . Precision and bias of various soybeans dry matter sampling techniques . Agronomy Journal , 79 : 425 – 428 .
- Jackson , H. O. and Stone , J. A. 1987 . Improved data collection program for a notebook-size microcomputer . Agronomy Journal , 79 : 1087 – 1089 .
- Jenkinson , D. S. 1991 . The Rothamsted long-term experiments: Are they still of use? . Agronomy Journal , 83 : 2 – 10 .
- Johnston , J. H. and Miller , M. D. 1973 . “ Culture ” . In Rice in the United States: Varieties and production, Agriculture Handbook 289 , 88 – 134 . Agriculture Research Service Washington, D.C : USDA .
- Kavitkar , A. G. , Saxena , P. N. and Prashad , M. 1971 . Sampling method for estimating plot yield of wheat . Indian Journal of Agronomy , 16 : 510 – 511 .
- Kidger , R. and McNicol , J. W. 1986 . A program for data recording on a portable microcomputer . Computers and Electronics in Agriculture , 1 : 213 – 217 .
- Laird , R. J. 1968 . Field plot technique for fertilizer experiments , Mexico City : Mexico: International Maize and Wheat Improvement Center . Research Bulletin 9
- Li , R. G. and Barber , S. A. 1988 . Effect of phosphorus and potassium fertilizer on crop response and soil fertility in a long-term experiment . Fertilizer Research , 15 : 123 – 136 .
- MacDonald , G. E. and Peck , N. H. 1976 . Border effects in a long-term fertility experiment . Agronomy Journal , 68 : 530 – 534 .
- Mitchell , C. C. , Westerman , R. L. , Brown , J. R. and Peck , T. R. 1991 . Overview of long-term agronomic research . Agronomy Journal , 83 : 24 – 29 .
- Nelson , L. A. and Rawlings , J. O. 1983 . Ten common misuses of statistics in agronomic research and reporting . Journal of Agronomic Education , 12 : 100 – 105 .
- Petersen , R. G. 1977 . Use and misuse of multiple comparison procedures . Agronomy Journal , 69 : 205 – 208 .
- Singh , D. , Krishnan , K. S. and Bhargava , P. N. 1975 . Plot size in crop cutting surveys on paddy rice . Journal of Indian Society of Agriculture Statistics , 27 : 71 – 80 .
- Soil Science Society of America . 1997 . Glossary of soil science terms , Madison, Wisconsin : SSSA .
- Steel , R. G. , Dad , J. H. and Torrie , D. J. H. 1980 . Principles and procedures of statistics, , 2nd edition. , New York : McGraw-Hill Book Company .
- Stumpe , J. M. , Vlek , P. L. G. , Mughogho , S. K. and Gamy , F. 1989 . Microplot size requirements for measuring balances of fertilizer nitrogen-15 applied to maize . Soil Science Society of America Journal , 53 : 797 – 800 .
- Wolkowski , R. P. , Reisdore , T. A. and Bundy , L. G. 1988 . Field plot technique comparison for estimating corn grain and dry matter yield . Agronomy Journal , 80 : 278 – 280 .
- Younis , M. A. and Tamimi , S. A. 1970 . Optimum plot size for irrigated wheat grown in saline soils . World Crops , 22 : 236