The effect of using nonprotein nitrogen in feeding dairy cattle on some productive and reproductive traits
EL-Shiekh, Mervat Mohamed Hamed.
The effect of using nonprotein nitrogen in feeding dairy cattle on some productive and reproductive traits [microform] / تإثير إستخدام النيتروجين الغير بروتيني في تغذية ماشية اللبن علي بعض الصفات الانتاجية والتناسلية. Mervat Mohamed Hamed EL-Shiekh. - 1991. - 183, 3 leaves : ill. ; 30 cm.
Thesis (Ph.D. )-- El-Mansoura University, 1991.
Includes bibliographical reference (leaves 150-183)
Microfiche.
Cairo, Egypt :
ASUNET,
4 microfiche : negative.
Summary in Arabic.
Nitrogen in animal nutrition.
Dairy cattle--Productivity.
Proteins in animal nutrition.
Urea as feed.
The effect of using nonprotein nitrogen in feeding dairy cattle on some productive and reproductive traits [microform] / تإثير إستخدام النيتروجين الغير بروتيني في تغذية ماشية اللبن علي بعض الصفات الانتاجية والتناسلية. Mervat Mohamed Hamed EL-Shiekh. - 1991. - 183, 3 leaves : ill. ; 30 cm.
Thesis (Ph.D. )-- El-Mansoura University, 1991.
Includes bibliographical reference (leaves 150-183)
Microfiche.
Cairo, Egypt :
ASUNET,
4 microfiche : negative.
Summary in Arabic.
Nitrogen in animal nutrition.
Dairy cattle--Productivity.
Proteins in animal nutrition.
Urea as feed.