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Induced response of soybeans to phakopsora pachyrhizi inoculation and alternativa products used in organic production system. Repositório Alice
HOFFMANN-CAMPO, C. B.; CHENG, J.; SEIXAS, C. D. S.; JANEGITZ, T.; GRAÇA, J. P. da; SILVA, D. M. da.; OLIVEIRA, M. C. N. de..
Alternative products for soybean Asian rust (Phakopsora pachyrhizi) management in organic production system were tested. Among them, calda viçosa (CV, mixture of Cu, Zn and Mg sulfates), Fish Fertil" (FF, hydrolyzed organic based on crustacean shell and marine fish, rich in chitosan), and sodium silicate (55) were selected for defense induction studies. Sovbean sown in greenhouse, at V3 development stage, was sprayed with alternative products and inoculated or not-inoculated with spores of P. pachyrhizi. Control plants were neither sprayed with products nor fungus inoculated. At O (before treatment) and 72, 96 and 120 hours after treatments, leaves were collected, extracted in MeOH, filtered, and HPLC injected for identification and quantification of...
Tipo: Resumo em anais de congresso (ALICE) Palavras-chave: Non volatile compounds.
Ano: 2010 URL: http://www.alice.cnptia.embrapa.br/handle/doc/869763
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