TY - JA AU - Sharaan,A.N. AU - Hassan,S.M.M. AU - Ismail,F.M. AU - Mohamed,A.M. TI - The productivity of some wheat varieties in relation to seed rate and nitrogen application level [Egypt] U1 - 89-068107 PY - 1986/// KW - Egypt KW - Seeding rates KW - Varieties KW - AGROVOC KW - Wheat KW - Nitrogen fertilizers N1 - 8 tables; 22 ref. Summaries (Ar, En) T2 - Annals of Agricultural Science, Zagazig University ER -