藏猪在舍饲条件下的行为观察

Study on Tibet hog's behaviour Characteristics Under the Condition of Feeding

对藏猪在舍饲条件下的行为特性进行了观察 ,结果表明 :一天内母猪走动时间约占1 5 %～ 2 5 % ,卧息时间占 75 %～ 85 %。一天内妊娠母猪排粪 5～ 6次。藏母猪性成熟早 ,发情特征明显 ,情期长。青年母猪 70～ 85日龄出现性行为。母猪产前 2 0 h开始出现闹圈等一系列产前行为 ,产仔持续时间 1 .9～ 4.2 h。母猪一天哺乳 2 5次 ,仔猪拱乳时间 5 2～ 5 7s,母猪持续放乳 1 5～ 2 6s。藏猪调圈或合群后经咬斗过程 ,在一周内建立新的位次序列。藏猪耐粗食 ,抗逆性强 ,对高原恶劣的气候条件有独特的适应能力 。

Study and observation on Tibet hog's various behaviour characteristics show: the sow walking time account for 15~25 percent of one day, rest time account for 75~85 percent of one day, pregnant sow defecate for 5~6 times in one day The sow's sex maturity period is earlier Oestrus is longer and have obvious symptom, youth sows appear sex action in 70~85 days old and appear serious bore earlier stage action before 20 hours, the bearing period have gone for more than for 1 9~4 2 hours The sow nurse for 25 times in one day milk time is 52~57 seconds that the piglet jons The sows secrete successively milk for 15~26 seconds The sows would establish new relations in one week after adapting to new pigsty and being prone to fight within the herd Coarse food grain is palatable for Tibet hogs The hogs adapt to high Tibet plateau the worse conditions and new pigsty \;