Management Of Lakes And Ponds

10 1 50 Management Of Lakes And Ponds George W. Bennett Primary Author mixed material 0442150685 New York VAN NOSTRAND REINHOLD COMPANY 1970 CHEMISTRY And World Food Supplies : The New Frontiers L. W Shemilt Primary Author mixed material 0080292429 oxford PERGAMON PRESS 1983 MANAGEMENT Of Biological Nitrogen Fixation For The Development Of More Productive And Sustainable Agricultural System J. K. Ladha Editor M. B Peoples Editor mixed material 0792334140 London Kluwer Academic publisher 1995 METHANE Emissions From Major Rice Ecosystem In Asia Reiner Wassmann Editor Rhodas Lantin Editor Heinz - Ulrich Neue Editor mixed material 0792367596 London Kluwer Academic Publishers 2000 System Approaches For Agricultural Development Frits Penning de Vries Primary Author Paul Teng Additional Author Klaas Mersel Additional Author mixed material 0792318811 Kluwer Academic Publishers 1993 PUBLICATION Of The Internasional Agricultural Research And Development Centers Consultative Group On Internasional Agricultural Research Primary Author mixed material 9711042169 MANILA Internasional Rice Research Institute 1989 PUBLICATION On Internasional Agriculture Research And Development Internasional Rice Research Institute Primary Author mixed material 9711041227 MANILA Internasional Rice Research Institute 1984 1986 SUPPLEMENT Publication Of The Internasional Agricultural Research And Development Centers The Internasional Rice Research Institute Primary Author mixed material 9711041456 MANILA The Internatonal Rice Research Institute 1986 OPPORTUNITIES For Biological Nitrogen Frxation In Rice and Other Non Legumes J. K Ladha Editor F. J. De Brujin Editor K. A. Malik Editor mixed material 079234748X London Kluwer Academic publisher 1997 Introduction To Agricultural Economic Analysis C. E Bishop Primary Author W. D Toussaint Additional Author mixed material New York by john wiley dan sons,inc 1958