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The Red Edge Parameters Diversification Disciplinarian and Their Application in Winter Wheat

计算机工程2002,Vol.28Issue(z1):154-159,6.
计算机工程2002,Vol.28Issue(z1):154-159,6.

The Red Edge Parameters Diversification Disciplinarian and Their Application in Winter Wheat

The Red Edge Parameters Diversification Disciplinarian and Their Application in Winter Wheat

1

作者信息

  • 1. Beijing Agriculture Information Technology Research Center, Beijing 100089, China wenjianghuang 163.net;Beijing Agriculture Information Technology Research Center, Beijing 100089, China wenjianghuang 163.net;Beijing Agriculture Information Technology Research Center, Beijing 100089, China wenjianghuang 163.net;Beijing Agriculture Information Technology Research Center, Beijing 100089, China wenjianghuang 163.net
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摘要

Abstract

Some red edge parameters( λ red, Min λ 6oo-72o, d λ,red, d λ min, d λ red / d λ min, ∑ d λ 680-750, and λ nir) and the relationship between these parameters and the parameters of biochemistry and biophysics of winter wheat were studied by regression analysis. The results indicated that there existed some changes in these red edge parameters in the whole growth stages,and there were strong correlations between red edge parameters and pramters of biochemistry and biophysics. Thus, the red edge parameters were found valuable for assessment of wheat parameters of biochemistry and biophysics. The λ red can be used to estimate the soluble sugar content and the chlorophyll content. The d λ red was the best estimator of total nitrogen content. LAI can be estimated by Min λ 600-720 satisfactorily.

关键词

Red edge/Winter wheat/Biochemistry

Key words

Red edge/Winter wheat/Biochemistry

分类

信息技术与安全科学

引用本文复制引用

..The Red Edge Parameters Diversification Disciplinarian and Their Application in Winter Wheat[J].计算机工程,2002,28(z1):154-159,6.

基金项目

Supported by the special funds for major state basic research project (G2000077907) (G2000077907)

计算机工程

OA北大核心CSCDCSTPCD

1000-3428

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