Showing 1 - 4 results of 4 for search 'Unger, P. W.,', query time: 0.01s Refine Results
1
Tillage systems for soil and water conservation /
by Unger, P.W.
Published 1984
Book
2
Sistemas de labranza para la conservación del suelo y del agua
by Unger, P.W.
Published 1988
Book
3
Predicting tillage effects on soil physical properties and processes : proceedings of a symposium. Volume 44 /
Published 1982
Other Authors: “...Unger, P. W.,...”
Conference Proceeding Book
4
Future developments in soil science research : a collection of SSSA golden anniversary /
Published 1987
Other Authors: “...Unger, P. W.,...”
Conference Proceeding Book
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