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Microclimate, development and productivity of robusta coffee shaded by rubber trees and at full sun Rev. Ciênc. Agron.
Araújo,André Vasconcellos; Partelli,Fábio Luiz; Oliosi,Gleison; Pezzopane,José Ricardo Macedo.
ABSTRACT There are few studies about the shading of Robusta coffee with rubber trees. The aim of this study was evaluate the microclimate, development and yield of Coffea canephora grown at full sun and shaded by rubber trees. The experiment consisted of a Robusta coffee crop (Coffea canephora) grown at under full sun and another coffee crop intercropped with rubber trees (Hevea brasiliensis). The rubber trees and coffee crop were planted in the East/West direction, in Jaguaré, Espírito Santo, Brazil. Was evaluated the luminosity, temperature and relative humidity, leaf nutrient concentrations; internodes of the plagiotropic and orthotropic branches, leaf area; relative chlorophyll index, and tree yield of the coffee crops. The shading directly influenced...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Coffea canephora; Hevea brasiliens; Shading; Intercropping; Monoculture.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-66902016000400700
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Physiological responses of photosynthesis in black pepper plants under different shade levels promoted by intercropping with rubber trees Ciência e Agrotecnologia
Oliveira,Marcos Góes; Oliosi,Gleison; Partelli,Fábio Luiz; Ramalho,José Cochicho.
ABSTRACT Plants of black pepper (Piper nigrum L.) may display changes in their photosynthetic activity as a result of environmental seasonal changes. Intercropping with tree species may represent an alternative to mitigate the impacts of climatic changes on crops. The objective of this work was to evaluate the physiological responses of photosynthesis in black pepper plants under different shade levels promoted by intercropping with rubber trees (Hevea brasiliensis (Willd. ex A. Juss.) Müll. Arg. The photosynthetic performance in black pepper along the day was evaluated under full sun and five shade levels. The resulted showed that variations positives in leaf gas exchanges were not exclusively dependent on the shade promoted by the distance in relation...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Leaf gas exchanges; IWUE; Arborization; Piper nigrum..
Ano: 2018 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1413-70542018000500513
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