البريد الإلكترونى

  
   
استفسار


  
            

Delta Journal of Science Volume 17 (1993) Issue no. 1


CONTENTS


MATHEMATICS

PAIRWISE ~-REGULAR SPACES E.F. Lashien

1

ON THE ORDER AND LOGARITHMIC ORDER OF ENTIRE

FUNCTIONS AND OF BASIC SETS OF POLYNOMIALS IN

EQUIPOLYCYLINDERS S.Z. Me1ek

10

ON THE NORMAL SOLVABILITY OF SOME SYSTEMS OF LINEAR

DIFFERENTIAL EQUATIONS WITH UNBOUNDED COEFFICIENTS

Labib R. Awad

21

Physics

ON THE INFLUENCE OF EXTERNAL PERIODIC FORCES ON

NON-LINEAR LONGITUDINAL OSCILLATION IN THERMAL INHOMOGENEOUS PLASMA I. A. EL-Naggar

34

ELECTRICAL CHARACTERISTICS OF THIN FILMS OF IRON

PHTllALOCYANINE DISPERSED IN POLYCARBONATE

H. M. E1- Labany

46

HARDWARE IMPLEMENTATION FOR ARABIC CHARACTER

RECOGNITION M. Abde1 Meged et al.

55

CHEMISTRY

COBALT (II) AND NICKEL (II) COMPLEXES OF

4- AMINOSALICYLIC ACID SCHIFF BASES K.Y. E1- Baradie

72

LIQUID CHROMATOGRAPHIC SEPARATION OF THE

N-3,S-DINITROBENZOYL DERIVATIVES OF THE ENANTIOMERS

OF RACEMIC ~-ALKYL ARYLAMINES Adel I. Selim*

82

EFFECT OF LIGANDS ON THE ELIMINATION OF LEAD IONS

FROM WATER BY ADSORPTION ON ALUMINIUM OXIDE

Hussein M. Abde1-Fattah

97

10-PREPARATION AND APPLICATION OF SOME NEW AZO DYES

CONTAINING PYRAZOLONE NUCLEUS E1-Saied A. A1y et a1.

110

Botany

II-THE INFLUENCE OF TEMPERATURE ON PHENOLOGY, GROWTH AND YIELD OF PISUM SATIV~I L. F.G.M.A. Khadre

122

RESPONSE OF FOUR SOYBEAN CULTIVARS TO INOCULATION

WITH BRADYRHIZOBIl~ JAPONICUM Maher Abou E1-Hawa

145

TRITERPENOIDS AND GLYCOSIDES OF THE SUMMER LEAVES

OF REA~IA HIRTELLA H.Y. Olama

160

PATULIN PRODUCTION OF PENICILLIUM DIGITATUM IN

CITRUS FRUITS AS AFFECTED BY GAMMA IRRADIATION

COMBINED WITH HEAT Maher Abou E1-Hawa

172

ZOOLOGY

STUDIES ON THE MASS PRODUCTION OF NILE TILAPIA,

OREOCHROMIS NILOTICUS, FRY IN CONCRETE BASINS

Mohamed A. Essa

183

THE LENGTH-WEIGHT RELATIONSHIP AND CQNDITION

FACTOR OF CLARIAS LAZERA (Cuv.& Val., 1840) FROM

THE RIVER NILE Tharwast S. Shenouda, Magdi E. Mahfouz

196