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There have been ethnoveterinary reports from around the world investigating plant usage in therapeutic protocols; however, there is no information regarding the ethnoveterinary practices in Brazilian Amazonia. The object...

ABSTRACT There is much information regarding the association of Psocoptera and coffee as stored grain pests and little is known about their presence in coffee plants. We conducted a survey in a coffee plantation of Coffe...

Reproductive plants in tropical forests are patchily distributed, with some in large aggregations of reproductive consepecifics while others are relatively isolated. This variation in floral density is hypothesized to ha...

Neste estudo é relatado o uso de espécies vegetais por onze famílias que vivem na área rural do município de Manacapuru, no Amazonas. Foi feita uma abordagem participativa durante as entrevistas, utilizando um formu...

Vinte plantas de abacaxi "Pérola" foram cultivadas em vasos de plástico de 10 L, em casa de vegetação, com o objetivo de caracterizar os sintomas visuais de deficiência de B nas plantas e nos frutos. Os vasos contin...

ABSTRACT Maize plants can establish beneficial associations with plant growth-promoting bacteria. However, few studies have been conducted on the characterization and inoculation of these bacteria in the Amazon region. T...

ABSTRACT The Amazon Basin is a center of diversity of Gossypium barbadense and the strategy for conservation of this genetic resource depends on the knowledge of the diversity maintained in Amazonas State. During two exp...

ABSTRACT We examined the growth and survival of Brazil-nut trees, Bertholletia excelsa (Lecythidaceae) under different environmental conditions and levels of canopy openness within experimental plantations in the Trombet...

Light and water are important factors that may limit the growth and development of higher plants. The aim of this study was to evaluate photosynthetic parameters and growth in seedlings of Bertholletia excelsa and Carapa...