The effect of dietry humic acid supplementation on some productive and physiological tralts of laying hens [electronic resouce].
Language: English Summary language: Arabic Description: p.1043-1058Other title:- تأثير أضافة حمض الهيوميك للغذاء على بعض الصفات الإنتاجية والفسيولوجية فى الدجاج البياض [Added title page title]
- Egyptian poultry science journal, 2008 v. 28 (IV) [electronic resouce].
Includes references.
This study was designed to investigate the effect of addition humic acid to the developed laying hen diets on egg production,
Summary in Arabic.
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