conservation tillage

Quick Bibliography Series: QB 94-13. Updates QB 92-02. 338 citations in English from AGRICOLA in this bibliography were entered in the AGRICOLA database between January 1991 - December 1993. By Jane Potter Gates, Alternative Farming Systems Information Center. March 1994. NAL Call no. aZ5071.N3 no.94-13.


Quick Bibliography Series: QB 93-66. 166 citations in English from AGRICOLA in this bibliography were entered in the AGRICOLA database between January 1983 - June 1993. By Bonnie
Emmert, Water Quality Information Center. September 1993. NAL Call no. aZ5071.N3 no.93-66.