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本文对全球主要国家的农药使用量进行概述,内容涉及欧洲、亚洲、美洲的主要国家和地区,研究主要结论包括:国家的农药施用量具有先增长后下降(呈“倒U形”曲线)的特征,农药施用量的长期下降趋势和短期向上波动受气候变化影响相互交织,经济发展水平相近国家的农业施药量因其国内农业病虫害状况不同存在较大差异。
Over the past three decade economic development has greatly changed the rural China. The policy of reform and opening-up,which started to be implemented in the early 1980s,has resu...
本书详述了西非地区公共治理的历史与现状,剖析了当前西非地区公共治理过程中面临的问题与挑战,如政治腐败、政局动荡、行政官僚化、产业结构不合理、人力资源流失、自然灾害频发等;选取加纳为研究对象,针对行政部门官僚化问题,详细论证了加纳政府解决这一公共治理问题所采取的具体措施;通过分析以中国和加纳为例的西非地区政府间合作,为西非地区公共治理的发展提供中国的经验与借鉴...
Before China entered the World Trade Organization(WTO)in late 2001 many analysts expected considerable adverse impacts on agriculture in general and cotton production in particular...
This paper describes the evolution of China’s agricultural policies, principally those dealing with food supply, increasing farmers’ incomes and restoring degraded agricultural lan...
Over the past two decades and more,great achievement has been made with China’s poverty alleviation benefited from the strong economic growth and the well-planned poverty alleviati...
Rangelands are extremely important to society for the goods and services as well as for the ecological services they provide. They account for about one-half of all the lands in th...
Collaborative development and spatial layout of industry is the core of regional development. Current domestic and international economic situation is undergoing profound changes,m...
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