@inproceedings{paperid:1013989, author = {Sobhanirad, Saeid and Valizadeh, Reza and عزیزی and Naserian, Abbas Ali and هدایتی and Tahmasbi, Abdol Mansour}, title = {Effects of organic and inorganic zinc sources on production, composition and zinc concentration of milk in early lactating Holstein cows}, booktitle = {British Society of Animal Science 2009}, year = {2009}, location = {ENGLAND}, keywords = {Organic zinc; inorganic zinc; milk composition}, }