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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, 2012-01-16)
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 ...
Biologia e manejo cultural das plantas daninhas Spermacoce densiflora DC. e Spermacoce verticillata L. (Rubiaceae)
(Universidade Federal de São Carlos, 2020-04-24)
The occurrence of the false buttonweed weed (Spermacoce densiflora DC. and Spermacoce verticillata L.) in agricultural areas, especially the known MATOPIBA region (Maranhão, Tocantins, Piauí and Bahia), has become a problem, ...