References
- Daigger , L. 1979 . Personal Communication .
- Hergert , G. W. 1979 . Personal Communication .
- Matocha , J. E. 1980 . Personal Communication .
- Ryan , J. and Stroehlein , J. L. 1976 . Copper industrial byproducts for improving iron deficient calcareous soils . Agron. Jour. , 68 : 79 – 82 .
- Stroehlein , J. L. , Miyamoto , S. and Ryan , J. 1978 . Sulfuric acid for improving irrigation waters and reclaiming sodic soils , Bulletin 78–5 Univ. of Arizona, Dept. of Soils, Water and Engineering .
- Undersander , D. J. 1980 . Personal Communication .
- Wallace , A. and Mueller , R. T. 1978 . Complete neutralization of a portion of calcareous soil as a means of preventing iron chlorosis . Agron. Jour. , 70 : 888 – 890 .