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Journal Article Selection and Breeding for Acid-Soil Tolerance in Crops: Upland rice and tropical forages as case studies Get access I. M. Rao, I. M. Rao Search for other works by this author on: Oxford Academic Google Scholar R. S. Zeigler, R. S. Zeigler Search for other works by this author on: Oxford Academic Google Scholar R. Vera, R. Vera Search for other works by this author on: Oxford Academic Google Scholar S. Sarkarung S. Sarkarung Search for other works by this author on: Oxford Academic Google Scholar BioScience, Volume 43, Issue 7, July/August 1993, Pages 454–465, https://doi.org/10.2307/1311905 Published: 01 August 1993
Rao et al. (Thu,) studied this question.