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Tóm tắt Luận án Tiến sĩ ngành Chăn nuôi: Sử dụng cây sắn (Manihot esculenta Crantz) để phát triển chăn nuôi dê ở An Giang, Việt Nam

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Dựa trên các vấn đề và khó khăn trên, chúng tôi cho rằng cây sắn là cây có điều kiện phát triển thích hợp vùng đất đồi núi khan hiếm nước như các huyện miền núi tại An Giang. Ngoài ra cây sắn là một trong những nguồn thức ăn thô giàu protein, có thể cải thiện tình trạng chăn...

Goat keeping in the tropics - Part 1

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We especially wish to thank Peter Hofs of the Tropical Animal Husbandry section of the Wageningen Agricultural University for his useful comments.. Ibrahim of the Department of Animal Sciences, University of Peradeniya, Sri Lanka, reviewed the revised chapter and Robert Corner did the editing work. We especially want to acknowledge OXFAM (UK and Ireland) in as- sociation with FARM-Africa, who...

Goat keeping in the tropics - Part 2

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For the breeding of goats, a good reproduction is of immediate impor- tance to the goat keeper. In a herd, a billy-goat services a young goat as soon as she is sexually mature and the first time she is in heat (see section 2.3 - symptoms of being in heat). If they get with young, they must divide their energy...

Goat keeping in the tropics - Part 3

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By “raising”, we mean taking care of the newborn kids until they are sexually mature. Milk is the first food of the kid. The gastro-intestinal tract of the young goat is geared to properly digesting this energy- and protein- rich food. The first milk of the mother animal, the colostrum, is ini- tially very concentrated, but 24 hours after the...

Goat keeping in the tropics - Part 4

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Their liking for tree leaves also means that they have an extra supply of protein, with the result that they are usually in better condition at the end of the dry season than sheep or cows who can’t make such good use of tree leaves.. It is particularly the pregnant and milking nannies that need extra feeding. In the last...

Goat keeping in the tropics - Part 5

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Goats are kept in the tropics and subtropics as well as in temperate areas. Within each climatic zone many more, smaller zones can be distinguished which can differ greatly: some are dry, others wet, sometimes this is combined with heat, in other places with cold, the conditions can be stable but are often also extremely variable. At the end of...

Goat keeping in the tropics - Part 6

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A damp, windy stall will weaken the animals and make them sus- ceptible to diseases such as lung infections.. Incorrect management of pasture, whereby the goats graze too often successively on the same pasture, increases the contamination of the pasture with parasites (worms, ticks). As it is impossible to remain completely disease and parasite free, also because of the contact...

Goat keeping in the tropics - Part 7

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Milk is an important product when the goat is alive. In general, milk is a very nutritious drink. This is especially true for goat’s milk as is easier to digest for humans than cow’s milk. Milk is a healthy contribution to daily feeding, it supplies protein to the diet.. Products in which the milk has been processed and made into...

Goat keeping in the tropics - Part 8

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Chapter 2 - Goat Breeding- and Chapter 3 - Raising and Selection- already indicated that a good administration is essential to be able to check the production of the business. Records of the production also enable the farmer to select goats properly and thus improve the stock.. In the first place, for a good administration you must be able to...

KỸ THUẬT CHĂN NUÔI DÊ

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Dê cái sinh sản. Dê cái mắn đẻ (1,5 -1,6 lứa/mẹ/năm), nuôi con khéo, dê con mau lớn.. Dê đực giống. Thức ăn thô xanh: cỏ tự nhiên, cây bụi, lá cây như mít, keo tai tượng, chuối, xoan, cây đậu, lá sắn. Thức ăn tinh: lúa, ngô, khoai, sắn (thái lát phơi khô), các phụ phẩm nông, công nghiệp...

Tập huấn chăn nuôi - năm 2003

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2.1.2 thức ăn và dinh dưỡng gà thả vườn. Thức ăn cho lợn. Tiêu chuẩn thức ăn hỗn hợp. Chế biến thức ăn. Thức ăn và kỹ thuật nuôi dưỡng. Các loại thức ăn cho dê. Bảng 1: Tiêu chuẩn khẩu phần thức ăn cho lợn cái hậu bị Khối lượng cơ thể. (kg) Thức ăn tinh. Bảng 3: Công...