Environmental responsibilities of livestock feeding using trace mineral supplements
نویسندگان
چکیده
منابع مشابه
Trace Mineral Requirements for Dairy Cattle
A host of nutrients are needed by cattle to support functions associated with life, and to grow, reproduce, and nourish their offspring (i.e., produce milk). A vast amount of resources have been expended to quantify the amounts of specific nutrients needed to perform these function so that economically efficient diets can be formulated. Feeding diets that provide adequate, but not excessive, am...
متن کاملTrace Mineral Requirements for Dairy Cattle
A host of nutrients are needed by cattle to support functions associated with life, and to grow, reproduce, and nourish their offspring (i.e., produce milk). A vast amount of resources have been expended to quantify the amounts of specific nutrients needed to perform these function so that economically efficient diets can be formulated. Feeding diets that provide adequate, but not excessive, am...
متن کاملA survey of the mineral status of livestock in the Tibet Autonomous Region of China
Foreword Livestock production is the predominant industry in Tibet Autonomous Region of China with significant numbers of yaks, cattle, horses, sheep and goats raised under various production systems. Little is known about the mineral and trace element status of these animals although it is suspected that they may be at risk from iodine and selenium deficiency. This report is the outcome of a c...
متن کاملTrace Element Supplementation of Livestock in New Zealand: Meeting the Challenges of Free-Range Grazing Systems
Managing the mineral nutrition of free-range grazing livestock can be challenging. On farms where grazing animals are infrequently yarded, there are limited opportunities to administer trace element supplements via feeds and concentrates. In New Zealand, where the majority of sheep, cattle, and deer graze pasture year round, inadequate intake of cobalt, copper, iodine and selenium is prevalent....
متن کاملThe Importance of Arsenic, Vanadium, Cobalt and Strontium in Poultry, A Review
Any deficiency in trace element content of commercial poultry diets will decrease their performance. To prevent this situation it is necessary to supplement trace minerals in poultry diets to allow the modern birds to reach their genetic potential. The NRC publication as the most famous reference for livestock and poultry nutrients requirement has no recommendation for some less needed trace mi...
متن کامل