Gendy, Ezzat Nagib.

Studies on fertilizer requirements of some field crops under the environmental conditions of Egypt [microform] / Ezzat Nagib Gendy. - 1986. - 209, 4 Leaves :ill. ;30 cm.

Thesis (Ph.D.)--Zagazig University,1986.

Includes bibliographical references (leaves 179-209)


Microfiche.
Cairo, Egypt :
ASUNET,
4 microfiches:negative.


Summary in Arabic.


Soybean--Fertilizers.
Leaves--Effect of trace elements on