番鸭苗孵化厂-西彦孵化厂(在线咨询)-甘南番鸭苗

The cold insulation performance of the duck house should be excellent. The roof should have ceiling or heat insulation. The north wall should not leak air. The height of the eaves is 2.6~2.8 meters. The ratio of window to ground area is 1:8. The area of the south window is comparable. The north window is 1 times larger， the south window is 60-70 cm above the ground，番鸭苗价格， and the north window is 1 to 1.2 meters high from the ground. In order to make the summer well ventilated， the north side can open the foot and window. But without glass， only iron bars or lead wire mesh are installed to prevent animal damage. In the cold season， it is sealed with tarpaulin or plastic cloth to prevent air leakage. In addition to setting up drainage ditch， there is also a place for breeding ducks to lay eggs in the evening. Single-row type duck house，番鸭苗孵化厂， the walkway is on the north side， the drainage ditch is next to the walkway， the barbed wire or wooden strip is covered， the drinker is placed on the wire mesh， and the south side is on the side of the wall. The terrain is slightly higher， and the nest box can be placed. The egg laying box is 30 cm wide and 40 cm long. It is nailed with wooden boards， without bottom， and the front is lower for the ducks to enter and exit. The other three sides are 35 cm high， and the bottom of the box is covered with wood chips or short clean mats. Each box can be used for 3 egg type ducks or 4 meat type ducks.xx

除喂食外，番鸭苗多少钱一只，温度控制必须注意适当的温度。在雏鸭出生后的1到3天内，温度需要设定在30到35度之间。出生后5至10天，出生后7至15天，温度应在28至32度之间调整。温度应调节到20到25度之间，因此在下半寿命中温度应调节在18到22度之间。温度之间的温度差异不应太大。必须逐渐降低温度，并在降低温度的同时观察小鸭的性能。如果温度太低，小鸭会聚在一起热身，这会引起相互压力。在这种情况下，如果温度过高，小鸭会散开，经常会出现声，而且水的摄入频繁。如果温度正常，小鸭的精神状态会非常好，食欲很大，绒毛也很明亮。诸如均匀分布和排泄的一些问题是特别正常的。

通过尸检可以看到幼虫鸭，并且gan肿胀，脆弱和脆弱，具有xue瘀斑。 10日龄以下的雏鸭通常是卡其色，并且通常存在10至30日龄的发病率。灰红色或黄红色。胆胀成长椭圆形，充满胆汁，胆汁呈棕色或深绿色。 HE染色显示大量肝细胞坏死，胆管增大，出血和炎性细胞渗出，pi和Shen“s内脏肿胀，伴有血管闭塞。在疾病的中后期1.胃肠道g染色，共济失调，食欲消退，组表现发冷，聚拢，严重腹泻，严重的体重减轻，严重脱水，甘南番鸭苗，前的角度。还有许多生病的鸭子有眼泪，一只眼睛或两只眼睛失明。 2.病鸭的生长发育受到严重阻碍，繁殖标准不符合市场需求。此外，一些生病的鸭子突然跌倒在地，时没有任何临床症状。