P.F.J. Van Burg

2 books • 1 series

Dec 31, 1981
Cover of Nitrogen and Intensification of Livestock Farming in EEC Countries

Nitrogen and Intensification of Livestock Farming in EEC Countries (Proceedings of the International Fertiliser Society, #199)

Dec 31, 1963
Cover of Agricultural Evaluation of Nitrophosphates. Agricultural Value of Some Water and Citrate Soluble Phosphate Fertilisers

Agricultural Evaluation of Nitrophosphates. Agricultural Value of Some Water and Citrate Soluble Phosphate Fertilisers (Proceedings of the International Fertiliser Society, #75)