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Cacao has been grown on a large scale round Popondetta in the Northern District of Papua New Guinea since 1958. Pest problems were present in the area...

Evaluation of the success of biological control agents is essential to improve the efficiency and safety of future programmes. This study assessed the...

In landscapes influenced by anthropogenic activities, such as intensive agriculture, knowledge of the relative importance and interaction of environme...

For most ecologists, detection probability (p) is a nuisance variable that must be modelled to estimate the state variable of interest (i.e. survival,...

Recently habitat degradation, road construction and traffic have all increased with human populations, to the detriment of aquatic habitats and specie...

1. Human activities are transforming landscapes and altering the structure and functioning of ecosystems worldwide and often result in sharp contrasts...

The hooded capuchin (Sapajus cay) is an adaptable, generalist primate species found throughout eastern Paraguay with preferences for the Paraguayan Up...

Scientific understanding of acidification in aquatic ecosystems relies on effective assessment, which at present is mostly limited to chemical and som...

1. Estimating population abundance is a key objective of surveillance programmes, particularly for vector species of public health interest. For mosqu...

Attempts to restore damaged ecosystems usually emphasize structural aspects of biodiversity, such as species richness and abundance. An alternative is...