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ECOLOGICAL STUDIES ON PARLATORIA ZIZIPHI (LUCAS) INFESTING NAVEL ORANGE TREES IN MENOUFIA GOVERNORATE, EGYPT

ECOLOGICAL STUDIES ON PREDACEOUS AND PARASITIC MITES ASSOCIATED WITH SOME STORED PRODUCTS

FURTHER STUDIES ON MULBERRY SILK WORM, BOMBYX MORI L.

STUDIES ON CROWN ROT OF STRAWBERRY IN EGYPT