关键词: 玉米, 玉米, 耐低钾, 遗传效应, 耐性指数, 植株性状

Abstract: Constructing ecological agriculture is an important content of constructing Jinagxi province. Based on the characteristics of Jinagxi, an assessment model is established from ecological benefit, economic benefit, and social benefit, and each benefit is divided into several indexes. The status of ecological agriculture in the recent ten years (from 1995 to 2004) is evaluated by Factor Analysis and SPSS11.5 software. The result shows that, Jinagxi has got a great achievement in the recent ten years. The comprehensive evaluation sore improved from 0.1488 in 1995 to 0.8114 in 2005, and economic evaluation score improve most quickly.