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撒哈拉以南非洲的奶山羊生产:现状、制约因素及研发前景

Dairy goat production in sub-Saharan Africa: current status, constraints and prospects for research and development.

作者信息

Kahi Alexander K, Wasike Chrilukovian B

机构信息

Animal Breeding and Genomics Group, Department of Animal Sciences, Egerton University, P.O. Box 536, 20115 Egerton, Kenya.

Livestock Efficiency Enhancement Group (LEEG), Department of Animal Science, Maseno University, P.O. Private Bag, 40105 Maseno, Kenya.

出版信息

Asian-Australas J Anim Sci. 2019 Aug;32(8):1266-1274. doi: 10.5713/ajas.19.0377. Epub 2019 Jul 1.

Abstract

This paper presents a review of dairy goat production in sub-Saharan Africa (SSA) from 2010- 2017, its current state, constraints and prospects for research and development. Since the introduction of dairy goats in SSA in pre-colonial times, their populations have continued to increase due to declining land size as a result of land fragmentation and increasing demand for goat milk. The current goat population in SSA is 372,716,040 head of which only 15.98% used for milk production. Populations in the Eastern and Western regions of SSA have shown an increasing trend from 2010 to 2017. The Southern Africa goat population is on the decline at an annual rate of about 1.77% whereas Central Africa has had a constant goat population within the same period. Eastern Africa reported the highest increase in the population of goats used for milk production. Milk production was highest in Eastern Africa and lowest in Southern Africa. However, dairy goat productivity remained constant in the Eastern region throughout the review period. Dairy goats are mainly raised under smallholder mixed crop-livestock systems. To enhance the development of the dairy goat, concerted efforts should be made to alleviate the constraints that stifle its growth. These constraints can be categorized into nutrition and feeding, breeding and reproduction, diseases, parasites, climate change, and underdeveloped dairy goat products market. Effective management of dairy goats requires a holistic approach and there is the need to expand the markets by further sensitization on the nutritional and medicinal advantages of dairy goat products. In order to achieve rapid development in the dairy goat sub sector, research and development initiatives should be directed towards alleviating the hurdles in nutrition and feeding, breeding, animal health and resilience as well as dairy goat markets.

摘要

本文回顾了2010年至2017年撒哈拉以南非洲(SSA)奶山羊的生产情况、现状、制约因素以及研发前景。自前殖民时期奶山羊引入SSA以来,由于土地碎片化导致土地面积减少以及对山羊奶的需求增加,其数量持续增长。SSA目前的山羊存栏量为3.7271604亿头,其中仅15.98%用于产奶。2010年至2017年期间,SSA东部和西部地区的山羊数量呈增长趋势。南部非洲的山羊数量以每年约1.77%的速度下降,而同期中部非洲的山羊数量保持稳定。东非报告称用于产奶的山羊数量增长最多。牛奶产量在东非最高,在南部非洲最低。然而,在整个审查期间,东部地区的奶山羊生产力保持不变。奶山羊主要在小农混合作物-畜牧系统下饲养。为促进奶山羊的发展,应共同努力缓解阻碍其增长的制约因素。这些制约因素可分为营养与饲养、繁殖与育种、疾病、寄生虫、气候变化以及不发达的奶山羊产品市场。奶山羊的有效管理需要采取整体方法,有必要通过进一步宣传奶山羊产品的营养和药用优势来扩大市场。为了在奶山羊子部门实现快速发展,研发举措应致力于消除营养与饲养、育种、动物健康与适应力以及奶山羊市场方面的障碍。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/a35a/6668856/102996065c04/ajas-19-0377f1.jpg

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