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Mostrando ítems 11-13 de 13
Aspectos da biologia e do controle químico de Spermacoce verticillata L.
(Universidade Federal de São Carlos, 2017-12-18)
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 ...
Efeitos de nanodoses do inseticida tiametoxam para a abelha Melipona scutellaris Latreille, 1811 (Hymenoptera, Apidae): da absorção ao orgão alvo
(Universidade Federal de São Carlos, 2017-04-12)
The Brazilian bees are responsible for pollinating about 40-90% of native plants
according to the ecosystem. Among the species found in Brazil is Melipona scutellaris,
eussocial, able to perform pollination by vibration. ...
Seletividade de herbicidas aplicados em pré-emergência e pós-emergência sobre Crotalaria ochroleuca, Cajanus cajan e Raphanus sativus
(Universidade Federal de São Carlos, 2017-05-12)
Green manure has been widely diffused because of the benefits it brings to the
chemical, physical and biological characteristics of the soil. However, the adoption of
this practice by farmers depends on the definition ...