نوع مقاله : تغذیه
نویسندگان
بخش تحقیقات علوم دامی، مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان اردبیل(مغان)،سازمان تحقیقات، آموزش و ترویج کشاورزی، اردبیل، ایران
چکیده
کلیدواژهها
عنوان مقاله [English]
نویسندگان [English]
One of the most problems in herds of tribels is lossing weight of sheep spicially in lambs of Moghani breeds during the migration.This study carried out in five herds of moghani sheep tribes in Ardabil province. The objective of study was calculation of weight loss and investigation of weight changes in moghani lambs in different migrationsystems.This experimentused an unbalanced compelet randomized design at five migration system.The treatments were by foot migration without complementary feeding (control group), by foot migration with complementary feeding, on car migration without complementary feeding, on car migration with complementary feeding and on car migration at night (without feeding). Results showed that the effect treatments on lambs weight loss is significant(P<0.05). Control group with the highest weight loss (2.65 kg) had significant difference with other treatments (P<0.05). However lowest lambs weight loss belonging to the on car migration with complementary feeding system (65gr). Comparison of treatments from economic point was showed that migration on foot with complementary feeding was better than others systems.
کلیدواژهها [English]