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Computer program for calculating DRIS indices

 

作者: W. S. Letzsch,   M. E. Sumner,  

 

期刊: Communications in Soil Science and Plant Analysis  （Taylor Available online 1983）
卷期: Volume 14, issue 9  

页码: 811-815

 

ISSN:0010-3624

 

年代: 1983

 

DOI:10.1080/00103628309367410

 

出版商: Taylor & Francis Group

 

关键词: maize;soybeans;sorghum;potatoes;wheat;rubber;sugarcane;sunflower;alfalfa;foliar diagnosis

 

数据来源: Taylor

 

摘要:

Attention is drawn to the availability of packaged computer programs for calculating nutrient indices for the DRIS (Diagnosis and Recommendation Integrated System) approach to diagnosing nutrient insufficiencies, excesses and imbalances in plant tissue. A brief outline of the subroutines is given together with details of how to obtain and use the programs. The following crops are covered: maize, soybeans, sorghum, potatoes, wheat, rubber, sugarcane, sunflower, alfalfa.

 

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