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Analysis of Restrictive Factors and Potential for Increasing Grain Yield in Hunan
Author(s): 
Pages: 133-136
Year: Issue:  17
Journal: Hunan Agricultural Sciences

Keyword:  粮食增产制约因素潜力湖南;
Abstract: 以2001~2010年《湖南农村统计年鉴》为数据来源,分析了湖南未来粮食增产的主要制约因素,包括农业自然资源约束加大、种粮效益低、农业劳动力“量”与“质”同降、农业自然灾害频繁、农田生态环境恶化、农业基础设施薄弱,提出了增产潜力主要在于农业科技进步、作物结构调整、中低产区耕地改良、防灾减灾、改善灌溉条件、提高农机化水平等方面.
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