1. Biblio

Biblio

Found 2 results
Author Title Type [ Year(Desc)]
Filters: Author is Kropf, J. A.  [Clear All Filters]
1998
C. G. Cogger, Sullivan, D. M., Bary, A. I., and Kropf, J. A., “Matching Plant-Available Nitrogen from Biosolids with Dryland Wheat Needs”, jpa, vol. 11, no. 1, p. 41, 1998.
2001
C. G. Cogger, Sullivan, D. M., and Kropf, J. A., “Cómo hacer y usar el compost”, Oregon State University, Extension Service, 2001.