Weishan duck is a kind of small laying duck, with moderate size, lightness and flexibility, and big eyes. Strong foraging ability, high egg production rate, good meat and egg quality and stable genetic performance. Weishan duck can be divided into green duck and red duck in appearance:
green duck
There is a Kuroha line between the feathers, with dark brown edges, blue back feathers and black wing feathers.
Red hemp duck
There is a Kuroha line in the center of each feather, the edge is red, and the back feather and wing feather are reddish brown. The head and neck feathers of drakes are all dark green and brightly colored, commonly known as "bright heads", and a few necks have white circles. 4-6 feathers on the tail are upturned.
Variety show
Weishan duck is small, precocious, adaptable, lays many eggs, has large eggs, high quality and stable genetic performance, and is suitable for grazing. There are lakes, rivers, ponds and other places with grazing conditions, which can be raised efficiently. This breed can be crossed with other laying ducks according to different economic purposes, such as Jinding Duck, Shao Duck and Cambel Duck. Hybrid ducks with high egg production and good quality can be obtained, which can be both stocked and housed.
Weishan duck weighs about 48g at birth, and its 70-day-old young feathers are full. Average weight of male duck 1.2kg, average weight of female duck 1. 1kg, 120 days old were all replaced with feathers, and the weight of male and female ducks reached 1.52kg and1respectively.50000.00000000605 Under good feeding and management conditions, 65430 eggs can be laid a year. Under the condition of captivity, the annual egg production can reach 220.
Weishan duck has good meat production performance, high lean meat rate, developed chest muscles, good meat quality, thin skin and less subcutaneous fat. The semi-clean rate of adult ducks after slaughter: 84% ~ 85% for male ducks and 78% ~ 82% for female ducks; The clean bore rate of male ducks is 64% ~ 70%, and that of female ducks is 60% ~ 68%. Weishan ducks are sexually mature at about 140 days old, and precocious individuals can give birth at 120 days old, which shows early maturity and high yield. The ratio of male to female is 1: 25 ~ 30, the fertilization rate is about 90%, the hatching rate is over 90%, the healthy chick rate is over 90%, and the survival rate at 60 days is over 95%. The best breeding season of Weishan duck is from March to August, the utilization period of female duck is 2 to 3 years, and that of male duck is 1 year.