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嘉陵江流域草食畜牧业发展的有利条件

Favorable Conditions of Plant-eating Animal Husbndry Development in the Jialing River Valley
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摘要 嘉陵江流域以山地、丘陵为主的地形条件,使种植业的发展受到一定限制,但种草养畜的条件比较优越,温暖湿润的气候和类型多样的土壤条件,宜于多种牧草的生长,复杂多样的自然环境和生物群落,孕育着丰富的牲畜种群资源,长江上游生态屏障的建设,为种草养畜提供了难得的机遇.流域内发达的种植业,提供了极为丰富的饲草饲料资源,良好的基础,使畜牧业在扩大规模、增加产量、改良品种、改善结构、提高效益等方面都还有不小的潜力.种草养畜显著的比较效益优势,使其成为嘉陵江流域农业结构调整的理想选择.区内不断改善的交通条件,既方便了流域内部的交流与联系,又不断为草食畜牧业的发展拓展市场空间.众多的人口,既形成了区内巨大的畜产品消费市场,又为种草养畜提供了充足的劳动力资源.随着生活水平的提高,人们的膳食结构不断改善,对动物性蛋白质的需求不断增加,畜产品消费量持续增长.此外,国家和地方政府对种草养畜均有扶持与鼓励政策. The mountain topography condition in the Jialing River valley makes the development of plant-planting being confronted some restriction, and it is more advantageous to planting grass and rearing cattles, the warm- moist climate and various kind of soil suit to herbage growth, complex natural environment and bio-communities gestate abundant livestock populations, constructing ecology protective screen provides a good condition for planting grass and rearing cattles in the upper reaches of the Changjiang River. In the valley, on the one hand, the developed planting offers rich forage, being the fine circumstances so that the livestock husbandry has huge potential in the aspects of enlarging scale, increase output, ameliorating breed, adjusting structure, improving benefit, and so on. For these compariativeson advantages, the planting grass and rearing eattles is a good way for the adjusting agriculture structure in the Jailing River valley; On the other hand, the improving traffic condition is not only convenient for the interflow and contact inside, but also expands the market for planting grass and cattles.So many people there are huge consume market and offer adequate labor force. With the enhancing life level and food structure, they need more animal protein, the consume quantity of livestock products is increasing. Otherwise, the country and local governments have helpful and encouraging policy for this industry.
作者 翟有龙
出处 《西华师范大学学报(自然科学版)》 2004年第4期444-447,共4页 Journal of China West Normal University(Natural Sciences)
基金 教育部人文社会科学研究"十五"规划基金资助项目(01JA630032)部分成果.
关键词 草食畜牧业 种草养畜 嘉陵江流域 发展 畜产品 种植业 有利条件 土壤条件 牲畜 牧草 the Jailing River valley, animal husbandry, developing condition
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