Agricultural Research CorporationNasir, S.A.2007-11-121985-04-012007-11-121984http://hdl.handle.net/10625/6161"v. 1, 1975-1983 and supplement 1984"Text1 digital file (147 p.) missing p.67-68Application/pdfenAGRICULTUREAGRICULTURAL DEVELOPMENTAGRICULTURAL RESEARCHSUDANSudan national bibliography of agriculture 1975-83, 1984Bibliography