subject: Local standards, Zhejiang Province, country goose - aquaculture industry [print this page] Local standards, Zhejiang Province, country goose - aquaculture industry
The first part of the goose
DB33/237.1? 1999 1, range This standard specifies the country
goose goose characteristics, performance and selection requirements.
This standard applies to country selection and species identification of goose.
2, reference standards Following standards contain provisions which, through reference in this standard, constitute provisions of the standard. At time of publication, the editions indicated were valid. All standards will be revised, the parties should use the standard criteria of the latest version of the following possibilities.
GB16567? 1996 Livestock and poultry Transport Quarantine Technical Specifications
ZBB43001? 85 avian records 3, defined This standard uses the following definition:
3.1 body length Along the surface measured the distance between the shoulder joint to the ischial tuberosity.
3.2 keel length From the keel to the front end of the distance.
3.3 chest deep The first thoracic vertebra to the distance between the keel leading edge.
3.4 chest width The distance between the shoulder joint.
3.5 tibial length From the shin on the joint to the third and fourth toes of the straight line distance.
Zhejiang Technical Supervision in 1999? 04? 05 approved in 1999? 05? 05 implementation?
3.6 half-length dive From the sharp-tongued to the midpoint of the distance between the hip.
4, characteristics Physical characteristics 4.1 4.1.1 feathers: white body feathers, allowing the head and dorsal speckled brown feathers interspersed.
4.1.2 Head: the top of sarcoma with high amount of conflict, into a hemispherical, protruding significantly with age. Beak sarcoma as orange, eyelids yellow, iridescent blue-gray.
4.1.3 Neck: slender. 4.1.4 tibia, webbed: orange when young, adult into orange, white claws.
4.4 4.4.1 flesh: flesh was pale pink, delicate fibers, elastic.
4.4.2 slaughter rate: 90 days of public goose average (87.35 0.8)%.
4.5 Reproductive performance 4.5.1 Open middle age: 170d ~ 200d.
4.5.2 open egg weight: 100g ~ 120g.
4.5.3 adult goose weight: 150g ~ 170g.
4.5.4 nest egg: 8 ~ 13.
4.5.5 of egg: 3 to 4 Wo Wo, 35 ~ 45.
4.5.6 male and female ratio: 1: (5 ~ 10).
4.5.7 fertilization rate: 85% ~ 95%.
4.5.8 hatching rate: 90% to 95%.
4.5.9 the use of goose: goose 4 years to 5 years, 3 years gander ~ 4 years.
5, Determination 5.1 physical features: visual.
5.2 Body Size: Using tape or steel rule by ZBB43001? 85 provisions in 2.1.2 determined.
5.3 Weight: Weighing only used by Taiwan, said, before weighing down branches 12h.
5.4 slaughter rates: by ZBB43001? 85 provided in 2.4.1,2.4.2,2.4.3 determined.
5.5 open middle age: by ZBB43001? 85 specified in 2.2.6.a determined.
5.6 open egg weight: the average weight of the first clutches of eggs.
5.7 nest egg: 4 nest egg number to prevail.
5.8 fertilization rate, hatching rate: respectively by ZBB43001? 85 provided in the 2.2.1,2.2.2 determined.
6, selection requirements 6.1 choice Gosling
6.1.1 kinds of goslings: goose from the second year of high offspring, male and female parents from different generations, a large healthy young individuals.
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