Number | Name | Date | Kind |
---|---|---|---|
3710510 | Tully et al. | Jan 1973 | |
4004368 | Tully | Jan 1977 | |
5173431 | Pugia et al. | Dec 1992 |
Entry |
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Hausenbuiller, R. 1978. Soil Science, pp. 73-75; 481-484. William C. Brown, Co.; Dubuque, Iowa. |
Black, C. 1968, Soil-Plant Relationships, pp. 92-94. John Wiley & Sons, Inc.; New York. |