Ecological and economic evaluation on major crops in Hunan province

Studied ecological and economic suitability of eight kinds of crops in 14 cities of Hunan by building ecological and economic suitability analysis and evaluation system, and established evaluation model. Referring to statistical data of recent 12 years, ecological and economic suitability was calculated, to analyze suitable crops in different areas. The characteristics of different crops suitability zoning were described, to provide theoretical guidance for crops restructuring and unified layout. The choice of crop types to local conditions can realize the balance of ecology and economy, then realize upgrading and structural adjustment of agricultural industry.