Effect of fertillizer levels on the growth and yield of soybean [microform] /
تأثير مستويات السماد على نمو ومحصول فول الصويا .
Abd EL-Ghany EL-Faramawy Mohamed.
- 1980.
- 166 leaves : ill. ; 30 cm.
Thesis (M.S.)--Zagazig University, 1980.
Includes bibliographical references (leaves [156]-166).