Zimmer W. (1988) Untersuchungen zur Phytohormon-Produktion und Denitrifikation bei Bakterien der Gattung Azospirillum. Dissertation, Universität zu Köln . This paper was cited 1 time until 2010. Title: AN ALTERNATIVE EXPLANATION FOR PLANT-GROWTH PROMOTION BY BACTERIA OF THE GENUS AZOSPIRILLUM Author: ZIMMER W; ROEBEN K; BOTHE H Journal: PLANTA , 1988 , V 176 , N3 , P 333-342 Language: ENGLISH Document Type: ARTICLE Cited References: ... ZIMMER W, 1988, THESIS KOLN