Assran, Atef Hamed. Effect of nitrogen fertilization and planting density on some sugar cane varieties [microform] / تأثير التسميد النيتروجيني والكثافة النباتية علي بعض أصناف قصب السكر Atef Hamed Assran. - 2000 - 82,5 leaves : ill. ; 30 cm. Thesis (Ph.D. )-- Minia University, 2000.+PDF Includes bibliographical reference (leaves 73-82) Microfiche. Cairo, Egypt : ASUNET, 2 microfiche : negative. Summary in Arabic. Subjects--Topical Terms: Sugarcane.Sugarcane--Fertilizers and manures.Nitrogen fertilizers.Sugarcane--Spacing.