Krishna, Vijesh V.; Qaim, Matin; Zilberman, David - Zentrum für Entwicklungsforschung (ZEF), Rheinische … - 2014
Do transgenic crops cause agrobiodiversity erosion? We hypothesize that they increase productivity and reduce production risk and may therefore reduce farmer demand for on-farm varietal diversity, especially when only a few transgenic varieties are available. We also hypothesize that varietal...