Titlebook: Duck Production and Management Strategies; A. Jalaludeen,R. Richard Churchil,Elisabeth Baéza Book 2022 The Editor(s) (if applicable) and T

HEDGE

978-981-16-6102-0The Editor(s) (if applicable) and The Author(s), under exclusive licence to Springer Nature Singapor

Glaci冰

osculate

Palpate

Breeds of Domestic Ducks,sia, from where ducks moved to the eastern Mediterranean. Pekin is the finest dual-purpose breed evolved from China which is utilized for egg and meat production all over the world. China is also the homeland for dual-purpose breeds like Gaoyou and Linwu. Further Chinese breeds like Shan Ma, Shaoxin

清晰

Duck Genetics and Breeding,estern Europe (800 AD). FAO enlists 400 duck and 63 Muscovy duck genetic groups (breeds, strains and lines) spreading across the world; although the list is expanding. Sixteen duck genetic groups are extinct and 34 ducks and 1 Muscovy are endangered. Many more are critical or vulnerable. The Mendeli

混合物

Unsaturated-Fat

Nomadic (Transhumant) Duck Farming Practices,h ducks in few hundreds to thousands move to faraway places of nearby states or provinces and very rarely to nearby countries in search of pastures. During lean seasons, the ducks are handfed with locally available feedstuffs. The nomads move back to their native place at the time of harvest or betw

智力高

Pedagogy

Intensive Duck Rearing, advantages over chicken farming. Better productivity in ducks is achieved even with less expensive, simple housing facilities resulted in less investment for commercial duck farming. Apart from the indigenous duck varieties, breeds like White Pekin and Aylesbury, improved varieties like Vigova are

抛射物

Feeding and Nutrient Requirements of Ducks,grains provides a near balanced feed for the ducks. However, when reared under semi-intensive and intensive farming systems, scientific feeding and nutrition are very important. Ducks have very fast growth rate during early juvenile life compared to chicken. Feed or energy restriction is followed du