4 works Add another?
Sorted by: Most Editions | First Published | Most Recent | Top Rated | Reading Log | Random
Showing all works by author. Would you like to see only ebooks?
Subjects
Agriculture, africa, Congresses, Crop yields, Crops, Crops and soils, Fertilizers, Fertilizers and manures, Phosphate rock, Phosphatic fertilizers, Phosphorus in agriculture, Soil fertility, Soils, africa, westID Numbers
- OLID: OL2783522A
Links (outside Open Library)
No links yet. Add one?
April 29, 2008 | Created by an anonymous user | initial import |