Browsing by CNPq Subject "CIENCIAS AGRARIAS::AGRONOMIA::FITOTECNIA::MATOLOGIA"
Now showing items 1-2 of 2
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Aspectos da biologia e do controle químico de Spermacoce verticillata L.
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Agricultura e Ambiente - PPGAA-Ar, Câmpus Araras, 18/12/2017)Weed control is an essential practice in cropmanagement. However, the use of herbicides may not be effective in some situations, ranging from problems in application technology to the selection of tolerant individuals and ... -
Aspectos da biologia, caracterização foliar e manejo químico de Conyza bonariensis (L.) Cronquist (Asteraceae) e Conyza canadensis (L.) Cronquist (Asteraceae)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Agricultura e Ambiente - PPGAA-Ar, , 16/01/2012)The genus Conyza includes approximately 60 species, which are distributed throughout most of the world. Globally the weed species Conyza canadensis and Conyza bonariensis infest more than 40 types of crops. Both species ...