TY - BOOK AU - El-Bishbieshi,Mohamed Mahmoud TI - Effect of topping height and nitrogenous fertilizer on yield and quality of tobacco PY - 1975/// KW - Tobacco KW - Fertilizers KW - Yield KW - Quality KW - Nitrogenous Fertilizers N1 - Thesis(M.S.)--AL-Azhar University, 1975; Includes bibliographical references (leaves 86-99); Microfiche; Cario, Egypt; ASUNET; 2 microfihes : negative ER -