Skip to Content 1
Ir para o menu 2
Ir para a busca 3

Portal Embrapa

Language Language

português English
Entrar

Search Publications

Sort by: date | alphabetically


Solar radiation use efficiency by soybean under field conditions in the amazon region. Author(s): SOUZA, P. J. de O. P. de; RIBEIRO, A.; ROCHA, E. J. P. da; FARIAS, J. R. B.; LOUREIRO, R. S.; BISPO, C. C.; SAMPAIO, L. Abstract The objective of this work was to evaluate the ef? ciency of soybean (Glycine max) in intercepting and using solar radiation under natural ? eld conditions, in the Amazon region, Brazil. The... ... Repository: BDPA Publication year: 2009
Water and radiation use efficiencies by Erythrina velutina and Enterolobium contortisiliquum under different water conditions. Author(s): ARAÚJO, Y. P. de; SOUZA, L. S. B. de; SILVA, T. G. F. da; MOURA, M. S. B. de This study investigated the water and radiation use efficiencies by Erythrina velutina and Enterolobium contortisiliquum under four water regimes. The experiment was carried out in the municipality of... ... Repository: BDPA Publication year: 2021
Water and radiation use efficiencies in soybean affected by cover crops. Author(s): BORTOLON, L.; BORTOLON, E. S. O.; BORGHI, E. Repository: BDPA Publication year: 2014
Índice de clorofilas a e b e área foliar de genótipos de macieira cultivados com e sem sombreamento no Semiárido brasileiro. Author(s): SANTOS, T. B.; MENEZES, R. F. J.; AIDAR, S. de T.; LOPES, P. R. C.; FREITAS, S. T. de O objetivo deste trabalho foi caracterizar o índice de clorofi las a e b e a área foliar de genótipos de macieira (Malus domestica, Borkh.) cultivados com e sem sombreamento no Vale do São Francisco.... ... Repository: BDPA Publication year: 2018
Yield and morphophysiological indices of irrigated rice genotypes in contrasting ecosystems. Author(s): SANTOS, M. P. dos; ZANON, A. J.; CUADRA, S. V.; STEINMETZ, S.; CASTRO, J. R. de; HEINEMANN, A. B. Rice phenology and development are events controlled by environmental and genetic factors, and the yield potential of the crop is defined by their interaction. This study aimed at analyzing the perfor... ... Repository: BDPA Publication year: 2017
Use of RPA images in the mapping of the chlorophyll index of coffee plants. Author(s): SANTOS, L. M. dos; FERRAZ, G. A. e S.; CARVALHO, M. A. de F.; TEODORO, S. A.; CAMPOS, A. A. V.; MENICUCCI NETO, P. Coffee trading is an important source of income for the Brazilian commercial balance. Chlorophyll (Chl) are pigments responsible for converting radiation into energy; these pigments are closely relate... ... Repository: BDPA Publication year: 2022
Large-scale water productivity assessments with MODIS images in a changing semi-arid environment: a Brazilian case study. Author(s): TEIXEIRA, A. H. de C.; SCHERER-WARREN, M.; HERNANDEZ, F. B. T.; ANDRADE, R. G.; LEIVAS, J. F. In the Brazilian semi-arid region, the intensification of agriculture results in a change of natural vegetation by irrigated crops. To quantify the contrast between these two ecosystems, the large-sca... ... Repository: BDPA Publication year: 2013
Effects of using phenotypic means and genotypic values in GGE biplot analyses on genotype by environment studies on tropical maize (Zea mays). Author(s): GRANATO, I. S. C.; FRITSCHE-NETO, R.; RESENDE, M. D. V. de; SILVA, F. F. The objective of this study was to examine the effects of the type and intensity of nutritional stress, and of the statistical treatment of the data, on the genotype x environment (G x E) interaction... ... Repository: BDPA Publication year: 2016
Temporal variability of the water requirement and productivity for irrigated maize crop. Author(s): ANDRADE, C. de L. T. de; AMARAL, T. A.; ALVES, M. E. B.; SILVA, D. F. There is a worldwide effort to produce food with less water consumption, due to scarcity trend of this resource. The study aimed to evaluate water productivity, simulated by the decision support model... ... Repository: BDPA Publication year: 2011
Phosphorus in Forage Production. Author(s): SERRA, A. P.; MARCHETTI, M. E.; DUPAS, E.; CARDUCCI, C. E.; SILVA, E. F. da; PINHEIRO, E. R. The aim in developing this work was to summarize information about phosphorus (P) limitation and dynamic in tropical soils for forage grasses production. The major idea is direct information about lim... ... Repository: BDPA Publication year: 2018

Showing 1 - 10 of 732 results.

Observation

Some of Embrapa's publications are published as ePub files. To read them, use or download one of the following free software options to your computer or mobile device. Android: Google Play Books; IOS: iBooks; Windows and Linux: Calibre.

Access other publications

Access the Agricultural Research Database (BDPA) to consult Embrapa's full library collection and records.
Visit Embrapa Bookstore to purchase books and other publications sold by Embrapa.