COMPARATIVE STUDIES OF DNA FINGER PRINT AND PROTEIN BANDING PATTERNS OF TAMARIX NILOTICA (EHRENB) BUNGE IN DIFFERNT HABITATS HABITATS AND PLANT LIFE IN SHARKIA GOVERNORATE ,NILE DELTA ECOLOGICAL STUDY ON VERBASCUM SINITICUM BENTH ANION AND CATIONS ACCUMULATION IN SOME PLANTS FROM SOUTH SINAI UNDER DIFFERNT HABITAT CONDITIONS. ECOLOGY AND PHYTOCHEMISTRY OF THE MOSS BRYUM BICLOR DICKS. ANION AND CATIONS ACCUMULATION IN SOME PLANTS FROM SOUTH SINAI UNDER DIFFERNT HABITAT CONDITIONS. ECOLOGY AND PHYTOCHEMISTRY OF THE MOSS BRYUM BICLOR DICKS. CHANGES OF CARBOHYDRATE AND NITROGENOUS CONTENTS OF CENTAUREA ERYNGIOIDES LAM . IN RESPONSE TO HAITAT CONDITIONS. AMINO ,FATTY AND ORGANIC ACIDS OF GOMPHOCARPUS SINAICUS BOISS NATURALLY GROWING IN SINAI. COMPARATIVE STUDY OF SEED LIPID CONSTITUENTS OF FOUR SPECIES OF FAMILY FABACEAE ON ALKANNA ORIENTALIS (L) BOISS. Organic AND FATTY ACIDS AS AFFECTED BY HABITAT CONDITIONS. ON THE ECOLOGY OF THE WASTELAND OF ZAGAZIG AREA EGYPT. OSMATIC ADJUSTMENT OF WHEAT GRAIN GERMINATION TO HYPEROSMATIC SALINE BY NICOTINE HERMONE. QUANTITATIVE AND QUALITATIVE CHANGES OF PHYTOCHEMICAL COMPOSITION IN VIRAL- INFESTED N. TABACCUM. Histopathological changes in diseased cat f ish (Clarias gariepinus) treated by ciprof loxacin and clove extract