机译:The performance of a white clover based dairy system in comparison with a grass/fertiliser-N system. II. Animal production, economics and environment
机译:Yields of millet between shelterbelts in semi-arid northern Nigeria, with a traditional and a scientific method of determining sowing date, and at two levels of organic manuring
机译:Application of zai and rock bunds in the northwest region of Burkina Faso: Study of its impact on household level by using a stochastic linear programming model