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Plant phosphorus use efficiency in acid tropical soil. Author(s): VASCONCELOS, M. J. V. de; FIGUEIREDO, J. E. F.; OLIVEIRA, M. F. de; SCHAFFERT, R. E.; RAGHOTHAMA, K. G. ABSTRACT - Phosphorus is an essential macronutrient for plant growth and development. However, phosphorus availability is low in many soils, and the plant?s ability to acquire phosphorus from the rhiz... ... Repository: BDPA Publication year: 2022
Growth performance in Crossbred (Holstein x Gyr) calves differing in phenotypic residual feed intake on pre-weaned period. Author(s): LEÃO, J. M.; MACHADO, F. S.; CAMPOS, M. M.; CARNEIRO, J. C.; MARTINS, P. C.; COSTA, I. C.; SILVA, P. S. D.; FARIA, B. K. A.; LIMA, J. A. M.; SOUZA, R. S. de; COELHO, S. G. Repository: BDPA Publication year: 2015
Effect of the K-N application levels on two oil palm genotypes in nursery stage. Author(s): RODRIGUES, M. do R. L.; LAMADE, E.; OLLIVIER, J.; DUBOS, B.; LOPES, R.; TEIXEIRA, W. G. Recently some researchers focus on the identification of planting material presenting a better efficiency towards nutrient applications and consumptions. Our work is focusing on the internal functioni... ... Repository: BDPA Publication year: 2018
An efficiency approach for analyzing the major agricultural economies. Author(s): SOUZA, G. da S. e; MOREIRA, T. B. S.; GOMES, E. G. Repository: BDPA Publication year: 2009
Scale of operation, allocative inefficiencies and separability of inputs and outputs in agricultural research: Embrapa case study. Author(s): SOUZA, G. da S. e; GOMES, E. G. In this article we consider some properties of concern for research production at Embrapa. We address questions related to statistical tests for the scale of operation, the presence of allocative inef... ... Repository: BDPA Publication year: 2011
The dynamism of brazilian agriculture. Author(s): CONTINI, E.; GASQUES, J. G.; ALVES, E. R. de A.; BASTOS, E. T. The Brazilian industrialization process was fundamental to modernize agriculture, creating in cities the demand for food and other inputs. Under this process, three agriculture policy instruments were... ... Repository: BDPA Publication year: 2010
Isolation of high-affinity phosphate transporters SbPT1 AND SbPT2 in Sorghum bicolor and their characterization in contrasting genotypes. Author(s): VASCONCELOS, M. J. V. de; SCHAFFERT, R. E.; OLIVEIRA, M. F. de; JAIN, A.; FIGUEIREDO, J. E. F.; RAGHOTHAMA, K. G. Phosphate (Pi) availability is highly limited in the acidic soils of the Brazilian savannahs (Cerrado) used for sorghum cultivation. Although several sorghum genotypes contrasting for P use-efficiency... ... Repository: BDPA Publication year: 2021
Evaluation of a diet with high inclusion of co-products from the ethanol industry on the performance of Nellore cattle in the feedlot . Author(s): MELO, M. N. V. DE; AZEVEDO, A. S. S.; PASQUINI NETO, R.; MEDEIROS, S. R. de; BERNDT, A.; GOULART, R. S. Using high proportions of co-products from ethanol production plants for animal feed in feedlots is an important strategy to integrate these activities. Repository: BDPA Publication year: 2024
Cactus cladodes and sugarcane bagasse can partially replace earless corn silage in diets of lactating dairy cows. Author(s): MEDEIROS, I. P. S.; GUIDO, S. I.; GAMA, M. A. S. da; SILVA, C. H. M.; SIQUEIRA, M. C. B.; SILVA, C. S. DA; J. NETTO, A.; FELIZ, S. B.; RABELO, M. N.; SANTOS, T. V. M.; LEITE, M. A. M.; FERREIRA, M. A. This study aimed to evaluate the effects of replacing earless corn silage (ECS) with cactus cladodes (CC; Opuntia spp.) and sugarcane bagasse (SB) on nutrient intake, digestibility, feeding behavior,... ... Repository: BDPA Publication year: 2024
Soil phosphorus and corn development under application of phosphate sources. Author(s): BOLDRIN, P. F.; REIS, A. C. P. dos; BENITES, V. de M.; TAVARES, R. L. M.; MENEZES, J. F. S.; CANTÃO, V. C. G. Knowledge of the solubility of phosphate fertilizers is fundamental for phosphorus (P) recommendation management and for choosing the laboratory evaluation method of nutrient availability in the soil... ... Repository: BDPA Publication year: 2021

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