1. International Grassland Congress (14th : 1981 : Kentucky)   Publication: College of Agriculture, University of Kentucky, 1981 . 483 p. Date:1981 Availability: Copies available: Turkeyen Campus Science & Technology [QH541 .5 P7 I58 1981] (1), Actions: Add to cart No cover image available No cover image available
2. Proceedings / by International Symposium of the Nitrogen Grassland Federation on the Role of Nitrogen in Intensive Grassland Production Publication: Wageningen, the Netherlands : Centre for Agricultural Publishing and Documentation, 1980 . [xiv] - 171 p. : Date:1980 Availability: No items available: Withdrawn (1), Actions: Add to cart