Accelerating the transfer of wheat breeding gains to farmers: a study of the dynamics of varietal replacrmrnt in Pakistan

Accelerating the transfer of wheat breeding gains to farmers: a study of the dynamics of varietal replacrmrnt in Pakistan Paul W. Heisey text Mexico, D.F CIMMYT 1990 eng 94 p. : Ilus, Tab. ; 25 cm Paul W. Heisey WHEAT, SEREALIA 633.11-152(54) ACC 968-6127-40-2 250602 20250602105150 INLIS000000000006243 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)