scholarly journals Reflectance as a decision-making tool for the application of fungicide to the Asian Soybean Rust

2018 ◽  
Vol 41 (3) ◽  
pp. 832-840
Author(s):  
Roger N. Michels ◽  
Marcelo G. Canteri ◽  
Marcelo A. de Aguiar e Silva ◽  
Janksyn Bertozzi ◽  
Tatiane C. Dal Bosco
2019 ◽  
Vol 45 (3) ◽  
pp. 252-254
Author(s):  
Erlei Melo Reis ◽  
Mateus Zanatta ◽  
Andrea Camargo Reis

ABSTRACT Data from experiments conducted in the field with eight fungicide mixtures added of five mancozeb levels were used to generate gradients of soybean rust severity, plant defoliation, and soybean grain yield. The data were subjected to correlation analysis between defoliation and severity, defoliation and grain yield, and grain yield and rust severity. All correlations were significant, evidencing a relationship between variables. Analyses conducted in other studies have shown that severity control has greater influence on decision-making, compared to defoliation. Therefore, as defoliation is dependent on severity, evaluation of rust intensity is sufficient, suggesting that defoliation can be excluded from evaluation for this pathosystem.


Author(s):  
Ralph von Qualen ◽  
Xiao-Bing Yang

Author(s):  
Ralph von Qualen ◽  
Xiao-Bing Yang

1995 ◽  
Vol 32 (1) ◽  
pp. 41-48 ◽  
Author(s):  
Y. Azzout ◽  
S. Barraud ◽  
F. N. Cres ◽  
E. Alfakih

The choice of alternative techniques in urban stormwater drainage (infiltration and detention systems), in the course of a project, is most often made with a poor understanding of site constraints, and the possibilities afforded by these techniques. This gives rise to extra costs and also subsequent malfunctioning. To arrive at feasible choices, we have formalised the decision-making process, taking account of the multiple criteria and the large number of partners involved. At present, we are developing a decision-making tool for alternative techniques in urban stormwater management at the preliminary study stage. The first phase makes it possible to eliminate solutions which are unworkable (elimination phase). It is aimed at the designer. Work on the next phase (the decision-making phase), which is more complex, is in progress. It will make it possible, in collaboration with all the partners involved, to choose a stormwater drainage strategy which will best suit the objectives and the wishes of the partners. It uses multi-criteria methods.


2021 ◽  
Vol 42 (11) ◽  
pp. 4177-4198
Author(s):  
Renato Herrig Furlanetto ◽  
Marcos Rafael Nanni ◽  
Monica Sayuri Mizuno ◽  
Luís Guilherme Teixeira Crusiol ◽  
Camila Rocco da Silva

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