However, it must been emphasized that these changes are just the beginning of a course, in the most of Ming period the agriculture in Huabei economic region is in recovery and extensive farming.

The progress in agricultural technology will significantly promote two fundamental changes in agriculture, the change from extensive farming to intensive farming, and the change from traditional agriculture to modern agriculture.

农业技术进步对实现农业从粗放经营到集约经营，从传统农业到现代农业的两个根本性转变将产生重要的促进作用。

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K loss in an extensive farming catchment was higher than that of catchment in which comprehensive measurements for conservation were practiced.

在农林利用的试验区中，粗放经营的试验区的钾素流失量大于水土保持综合性农林措施的试验区。

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Rapeseed-rice rotation is one of the most representative and extensive farming system in the middle and lower reaches of the Yangtze River.

油菜-水稻轮作制是长江中下游最具代表性和分布最广泛的耕作制度之一。

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In addition, the extensive farming of traditional agriculture leads to soil erosion and desertification, seriously restricting the local economic development.

同时，传统农业耕作粗放，加之过去滥垦滥伐，过度放牧，水土流失和土壤风蚀沙化加剧，严重制约着当地经济的发展。

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The main differences between super-intensive and extensive farming are establishment and stocking density.

养殖设施和养殖密度是工厂化养殖与池塘养殖的主要差异所在。

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It is the world agriculture development direction to convert extensive farming to intensive farming.

由粗放经营向集约经营转化是世界农业发展的客观规律。

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Before the Yuan Dynasty, the customs in Beijing carry obvious local features, indicating a combination of aerial farming culture and nomadism culture.

古人将社会风俗的变化及其产生的影响视为国家兴衰的一个重要因素。元代以前，北京地区的风俗带有明显的地域文化特色，表现出北方农耕文化与游牧文化相互融合的风貌。

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Summary Report on Experiment of Strong Nanometer 863 Biological Assistant Growth Unit in Sea Shrimp Farming

强的纳米（Nanometer）863生物助长器在海水虾养殖中的试验总结报告

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Variety of Water Quality inside and Outside of Cage for Sea Cage Farming

网箱养殖箱体内外的水质变化

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The article uses some ecology methods just like spatial pattern and distribution, interspecies relationship, ecological environment influence, to research the interior constitutions of sea farming, and the status, function and relationship in its layout.

本文将运用空间格局与分布、种间关系、生态环境影响等生态学方法研究海水养殖业内部构成及各部分在布局中的地位、作用以及它们之间的相互关系。

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After introducing the methods of loss rate calculation, loss rates of private property, national collective property, crop and sea farming are estimated as 30%, 4%, 70%, 100% separately.

对分部门的损失率计算方法作了详细介绍，得出个人家庭财产、国家集体财产、农作物和海水养殖等分部门的损失率分别为：30%，4%，70%和100%；

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Nowadays the abyssal aquaculture cage is developing so fast that it becomes an necessary part for the sea farming industry. Improving the ability of anti-stormy waves is the important pledge for aquaculture.

目前我国海水网箱养殖业发展迅速，日渐成为渔业发展中的一个重要产业，提高深海网箱抗风浪能力是保证网箱养殖发展的重要环节。

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Sea farming of china has gone through four tides in fishery breeding, and its output has reached the first place of world.

我国海水养殖业经历了四次浪潮之后，其产量已跃居世界首位。

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An economics analysis of the performance rate of contract farming

订单农业履约率问题的经济学分析

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While contract farming is just one form of this economy system.

而订单农业正是这种经济运行体制的表现形式。

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Study on Governance of Transaction Intermediary in Contract Farming

合同农业中对交易中介的治理研究

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The Mechanism of Contract Farming from the Perspective of Transaction Cost Economics

合同农业产生的交易成本经济学机理

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The importance of grassland husbandry in agricultural economy structure adjustment of Gansu province Thoughts on the Development of Ley-Livestock Farming in the South of China

试论草畜业在甘肃农业经济结构调整中的重要地位南方发展草畜业的几点思考

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Forage grasses are the main animal feeds for herbivores, and they are also the foundation of stock farming.

牧草是草食动物的主要饲料来源，也是发展畜牧业的前提。

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In live-stock farming, it is an ideal animal production base for the development of cattle and sheep fattening.

在养殖业的开发上，是建立以牛、羊育肥为主的畜产品生产基地的理想地区。

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