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Campo DC | Valor | Idioma |
---|---|---|
dc.contributor.author | Marenco, Ricardo Antonio | - |
dc.contributor.author | De, J. F. | - |
dc.contributor.author | Vieira, Gil | - |
dc.date.accessioned | 2020-06-15T22:05:21Z | - |
dc.date.available | 2020-06-15T22:05:21Z | - |
dc.date.issued | 2001 | - |
dc.identifier.uri | https://repositorio.inpa.gov.br/handle/1/19096 | - |
dc.description.abstract | In Ochroma pyramidale (Cav. ex Lam.) Urb., photon-saturated photosynthetic capacity (PNmax) was 13 μmol(CO2) m-2 s-1. Average stomatal conductance (gs) and water-use efficiency (WUE) were greater at high irradiance, about 260 mmol(H2O) m-2 s-1 and 2.15 g(C) kg-1(H2O), respectively. In the dark, gs values were about 30 % of maximum gs. Leaf nutrient contents on a leaf area basis were 131, 15, 36, 21, and 12 mmol m-2 for N, P, K, Ca, and Mg, respectively. Ochroma also accumulated a greater amount of soluble saccharides than starch, 128 versus 90 g kg-1(DM). The availability of N and Mg, but not P, Ca, or K, may limit photosynthetic rates of Ochroma in this site. | en |
dc.language.iso | en | pt_BR |
dc.relation.ispartof | Volume 39, Número 4, Pags. 539-543 | pt_BR |
dc.rights | Restrito | * |
dc.subject | Malvaceae | en |
dc.subject | Ochroma | en |
dc.subject | Ochroma Pyramidale | en |
dc.title | Photosynthesis and leaf nutrient contents in Ochroma pyramidale (Bombacaceae) | en |
dc.type | Artigo | pt_BR |
dc.identifier.doi | 10.1023/A:1015699927924 | - |
dc.publisher.journal | Photosynthetica | pt_BR |
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