The current knowledge of light quality effects on plant morphogenesis and development
represents a new era of understanding on how plant communities perceive and adjust to …

O manejo do capim-amargoso se destaca como um dos principais desafios enfrentados
pelos sojicultores brasileiros. Características relacionadas a sua biologia e ecologia …

Introduction Throughout domestication, crop plants have gone through strong genetic
bottlenecks, dramatically reducing the genetic diversity in today's available germplasm. This …

Este trabalho teve o objetivo de determinar o período de convivência das plantas daninhas
com três cultivares de feijão-caupi (Vigna unguiculata) em solo de várzea no Estado do …

Weeds emergence times modify competition with crops. Thus, the hypothesis was that the
increase in weed emergence flow decreases the period prior to interference (PPI) in …

Among the factors which affect crop productivity, there are weeds which compete for
environment resources. The objective of this work was to determine the periods of …

O grau de interferência depende da densidade de plantas daninhas que infestam a soja. O
objetivo deste trabalho foi avaliar características de crescimento e nutrição mineral da soja …

The use of pre-emergent herbicides is important for the current agricultural production
systems that present weeds resistant to herbicides. Considering the complexity of using …

Inadequate weed control is one of the main factors related to decrease in soybean
production. Weeds compete with crops by resources (water, light and nutrients). This …

A competição entre os recursos ambientais, imposta pela comunidade infestante, afeta o
crescimento, produtividade e qualidade final da soja, prejudicando a colheita, por …