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Cobertura arbórea y diversidad de aves en un paisaje fragmentado en Cañas, Costa Rica
(CATIE, Turrialba (Costa Rica), 2002)
El objetivo de la investigación fue determinar la influencia de la cobertura arbórea sobre la abundancia, diversidad y distribución de las aves en diferentes hábitats en el área de Cañas, Costa Rica. Se caracterizó y evaluó ...
Long-term consistency in spatial patterns of primate seed dispersal
(Wiley-Blackwell, 2017-03-01)
Seed dispersal is a key ecological process in tropical forests, with effects on various levels ranging from plant reproductive success to the carbon storage potential of tropical rainforests. On a local and landscape scale, ...
When mutualism goes bad: density-dependent impacts of introduced bees on plant reproduction
(Wiley, 2014-06)
Invasive, alien plants and pollinators have varying effects on their interaction partners, ranging from highly beneficial to strongly detrimental. To understand these contrasting impacts, we review the benefits and costs ...
Componentes do rendimento e desenvolvimento do feijoeiro de porte ereto sob diferentes densidades populacionais
(Instituto Agronômico de Campinas, 2000-01-01)
O presente trabalho teve por objetivo verificar a influência de densidades populacionais com variação de 133,3 mil a 533,3 mil plantas por hectare, distribuídas em diferentes espaçamentos entrelinhas (0,30 m; 0,45 m e 0,60 ...
Grain yield of corn at different population densities and intercropped with forages
(Univ Federal Campina Grande, 2015-12-01)
The no-tillage system optimizes agricultural areas, maintaining the supply of straw and promoting crop rotation and soil conservation. The aim of the present study was to evaluate sowing quality and grain yield of corn ...
Determination of levels of damage caused by different densities of tuta absoluta populations (lepidoptera: gelechiidae) under greenhouse conditions
(Universidad Nacional de Colombia, Facultad de Agronomía, Centro Editorial, 2010)
In order to determine the effect of infestations with Tuta absoluta on the growth and development of tomato plants under greenhouse conditions, six densities of the pest were evaluated (0, 2, 4, 6, 8, and 10 females/plant). ...
The biology of Oncideres humeralis thorms (Coleoptera : Cerambycidae : Lamiinae) and new Cerambycidae-Melastomataceae host-plant associations
(Taylor & Francis LtdAbingdonInglaterra, 2006)
Espaçamentos entrelinhas e entre plantas no crescimento e na produção de repolho roxo
(Instituto Agronômico de Campinas, 2014)