Informations et ressources scientifiques
sur le développement des zones arides et semi-arides

Titre : Evaluation of some genotypes of wheat under drought conditions

Auteur : Mokhtar, Ahmed Ali Zein El Abdein Mohamed.

Etablissement de soutenance : Benha University .

Grade : Master of Science in Agricultural Science 2004

Résumé
Experiments of the present study were carried out in farm UNITED POULTRY COMPANY (VALIGI MAAMOUN) of poultry production in Monofia Governorate, Egypt during the period from January to Jun 2003. The laboratory work and histological part were carried out at the laboratories belonging to the Animal production Department at Moshtohor Faculty of Agriculture, Zagazig University, Benha Branch, Egypt. Tow hundred Hubbard laying hen and twenty cocks at 37 weeks of old were used. The experimental work aimed to study the effects of addition different levels of sodium chloride in feed supplement on egg production and egg quality, traits. The rate of calcium absorption, some physiological and histological traits were also determined. 1- Increasing ofNaCI levels from 0.225% to 1% were significantly decreased body weight in laying hens but body weight was significantly increased (P

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