No. 6

TABLE OF CONTENTS

 

1. EVALUATING LEVELS OF CERTAIN HEAVY METALS IN SOME FERTILIZERS AND PESTICIDES.

Hala, H. Gomah, H.A. Ezzeldin  and M.M. M. Ahmed……………...…1 

2. CONTAMINATION OF SOILS AND SOME VEGETABLE CROPS WITH HEAVY METALS INDUCED BY APPLYING SOME PESTICIDES

Hala H. Gomah and H. A. Ezzeldin……………………………………..13 

3. DNA ALTERATIONS IN NILE TILAPIA (Oreochromis niloticus) TREATED WITH ESTROGENIC SEX REVERSAL HORMONE DIETHYLSTILBESTROL (DES) AS REVEALED BY RANDOM AMPLIFIED POLY-MORPHIC DNA (RAPD).

N.T. Hamdoon.……………………..…………………………………..….33 

4. USING LIKELIHOOD FUNCTION AS A CRITE-RION OF CHOOSING A SUB-MODEL USING THE ANIMAL MODEL METHOD FOR ESTIMAT-ING GENETIC PARAMETERS

E. Mousa……………………………………………………….…………..45 

5. EFFECT OF NAKED NECK GENE (NA) ON EGG WEIGHT LOSS, SHELL QUALITY AND HATCHING ABILITY OF Sharkasi CHICKENS

A. Abd El-Rahman……………………………………………………..…53 

6. INFLUENCE OF COMB TYPES AND POLYDACTYLY ALLELES ON GROWTH OF Dandarawi CHICKS

M. A. Abdellatif, A. E. Abdel-Rahman and A. M. Farrag………….…..71

7. ISOLATION, CHARACTERIZATION AND SELECTION OF RHIZOBACTERIAL STRAINS FROM PLANT RHIZOSPH-ERES FOR USE IN INOCULATION TESTS

El-Dsouky.M.M., Badawy.H.Farida ,H.S.Sadiek,and A.A.Abo-Baker...........89 

8. STUDIES ON SOME SOILS OF THE COLLEGE OF AGRIC-ULTURE FARM AT SOHAG, SOUTH VALLEY UNIVERSITY

E. M. Khalifa S. H. Abd El-Aziz, A. Ghallab, and S. E. A. Negim……109 

9. RELATIVE DEVELOPMENT OF SOME SOILS OF THE COLLEGE OF AGRICULTURE FARM, SOHAG, SOUTH VALLEY UNIVERSITY

S. H. Abd El-Aziz, E. M. Khalifa, A. Ghallab, and S. E. A. Negim ..…131 

10. CHANGES IN SOME ENDOGENOUS CHEMICAL CONST-ITUENTS AND ANATOMICAL STRUCTURE OF SOME OLIVE CULTIVAR CUTTINGS IN RELATION TO ROOT FORMATION UNDER ASSIUT CONDITIONS

S.Z. El-Agamy, H.A. Abd El-Galil and M.M.A. El-Akkad………...….149 

11. EFFECT OF SOME CULTURAL PRACTICES ON KING’S RUBY GRAPEVINES PRODUCTION UNDER ASSIUT CONDITIONS.

A- EFFECT OF ORGANIC MANURE AND YEAST APPLICATIONS ON GROWTH AND NUTRIENT STATUS AS WELL AS YIELD AND BERRY QUALITY.

H.A. Abd El-Galil, M.M. El-Dsouky and M.M. El-Wasfy………...…..173 

12. EFFECT OF SOME CULTURAL PRACTICES ON KING’S RUBY GRAPEVINES PRODUCTION UNDER ASSIUT CONDITIONSB- EFFECT OF VINE BUD LOAD ON BUD BEHAVIOUR, YIELD AND BERRY QUALITY

H.A. Abd El-Galil and M.M. El-Wasfy………………………...………193

13. EFFECT OF SOME CULTURAL PRACTICES ON KING’S RUBY GRAPEVINES PRODUCTION UNDER ASSIUT CONDITIONSC- EFFECT OF THINNING TREATMENTS ON YIELD AND BERRY QUALITY

H.A. Abd El-Galil and M.M. El-Wasfy…………...……………………207 

14. CHILLING, HEAT REQUIREMENTS AND HORMONAL CONTROL IN RELATION TO BUD DORMANCY IN RED ROOMY AND THOMPSON SEEDLESS GRAPE CULTIVARS(Vitis vinifera L.).

Ahmed Mokhles Abdo El-Sese and Aiman Kamal Ahmed Mohamed......221 

15.RESPONSE OF “GRAND NAIN” BANANA TO POTASSIUM FERTILIZATION 

Mostafa, E.A.M. And M.S. Abou-Raya ………………………………..237 

16. EFFECT OF ORGANIC MANURE SOURCE AND ITS RATE ON GROWTH, NUTRITIONAL STATUS OF THE TREES AND PRODUCTIVITY OF BALADY MANDARIN TREES

Mohamed , G.A. and Ragab , M.A.…………………………....………..253

17. RESPONSE OF FICUS WILDEMANNIANA (CYATHISTIPULA) PLANTS TO ETHREL APPLICATION AND DOSES OF NUTRIENT SOLUTION 

Mohamed M. Gad……………………………..…………………………265

18. ROSELLE (Hibiscus sabdariffa L.) PRODUCTION AS AFFECTED BY TWO NATURAL ALTERNATIVES TO FARMYARD MANURE: I- GROWTH AND YIELD.

El-Keltawi, N.E., A.A. Tawfik and A. M. Ahmed…………...…………285

19. ROSELLE (Hibiscus sabdariffa L.) PRODUCTION AS AFFECTED BY TWO NATURAL ALTERNATIVES TO FARMYARD MANURE: II- CHEMICAL ASSESSMENTS OF SEPAL QUALITY.

El-Keltawi, N.E., A.A. Tawfik and A. M. Ahmed……………….……..307 

20. ANTIOXIDANT PROPERTIES OF SOME COFFEE EXTR-ACTS 

Samah S.M. Allam; Hani M.A. Mohamed and Magda A.A.Seleim…..323

21. RESPONSE OF PEANUT PLANTS GROWN ON A SANDY CALCAREOUS SOIL TO FERTILIZATION WITH FARM-YARD MANURE AND AN ORGANO-MINERAL FERTILI-ZER PREPARED FROM SOME SUGAR CANE WASTES 

M.M.M.Ahmed and E. B. A. Osman…………………………………..337

22. BLACK STEM AND LEAF SPOT OF CLOVER (Trifolium alexandrinum L.) IN MINIA GOVERNORATE, EGYPT.

Mohamed M. Neaim Shaat……………………………..……………….349

23. AMINO ACIDS CONTENTS AND BIOLOGICAL ACTIVI-TY OF AQUEOUS EXTARCTS OF SALINATED LUPINUS TERMIS L.         

Raafat F. Arafa and Usma M. Abdul……………………………...……363

24. DETECTION OF ESCHERICHIA COLI O157: H7 IN SOME EGYPTIAN FOODS.

El-Safey E.M. and U.M. Abdul-Raouf…………………………………373

25. BIOTECHNOLOGICAL APPLICATION OF ALKALINE P-ECTINASE ENZYME IN FOOD INDUSTRIES.

Afifi, M. M., S. G. Ali and U. M. Abdul-Raouf……………..………….381

26. AN ECONOMIC ANALYSIS FOR THE MARKETING OF ORANGE IN ASSIUT GOVERNORATE

Dr. M.K. Soliman,  Dr. M.A. Soliman,  Dr. A. D. Gad., and  E.M. Sharabin ………………395

27. AN ANALYTICAL STUDY FOR PRODUCTION AND ECONOMIC EFFICIENCY OF LENTIL CROP AND REASONS OF REDUCTION OF ITS PRODUCTION IN ASSIUT GOVERNORATE

Dr. Talaat R. Akladious Elnakadi, Dr. Soad Askar Mohamed………411