Working Document Series Open Access Invasive Bracken Fern (Pteridium Aquilinium L. Kuhn): A Potential Risk to the Production of Legume Crops in Western Tanzania F.M. Bagarama · A.E. Majule · E. Shenkalwa This research established the risks posed to legume crop production by invasion of the degraded agricultural lands in western Tanzania by the bracken fern (Pteridium aquilinium). The test crops included the legumes beans (Phaseolus vulgari… RUF-32897 CC BY 4.0 20 May 2014