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 Author(s): ABREU, C. A. de; SOUZA, C. P. C. de; VIARO, A. C. K.; ANDRADE, C. A. de; ABREU, M. F. Abstract: The use of ground natural rocks (in natura) containing K was evaluated for the cultivation of rice (NEPTUNE et al., 1980), corn (Siqueira et al., 1985) and more recently in corn, soybeans an... ... |
 Author(s): KLAIC, R.; GAVA JUNIOR, M.; RIBEIRO, C.; FARINAS, C. S. The objective of this work was to evaluate the solubilization of phosphorus from a phosphate rock by Aspergillus niger, under solidstate cultivation (SSC) in sugarcane (Saccharum officinarum) bagasse,... ... |
 Author(s): MATTOS, B. B.; MARRIEL, I. E.; SOUSA, S. M. de; LANA, U. G. de P.; SCHAFFERT, R. E.; GOMES, E. A.; OLIVEIRA-PAIVA, C. A. Sorghum bicolor adapts to phosphorus (P) deficient soils through mechanisms that contribute to its absorption and solubilization, including the association with microorganisms. The direct application... ... |
 Author(s): SOUZA, R. M. de; SOBRAL, L. F.; OLIVEIRA JUNIOR, A. de It was evaluated the residual effects of sedimentary phosphates associated with the annual application of phosphate on maize grown in Inceptisol soil with a high exchangeable calcium concentration and... ... |
 Author(s): KLAIC, R.; KANEKO, R.; OLIVEIRA, C. R. de; ZANGIROLAMI T. C.; FARINAS, C. S.
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 Author(s): TAVERNARI, F. de C.; KUNZ, A.; FEDDERN, V.; STEINMETZ, R. L. R.; MELLO, P. de A.; DRESSLER, V. L. ABSTRACT: This research evaluated phosphorus availability, from phosphate extracted from swine wastewater, in broilers. Phosphorus inorganic contaminants were determined. Afterward, an experiment was... ... |
 Author(s): LIMA, R. L. S. DE; AZEVEDO, C. A. V. DE; GHEYI, H. R.; CARVALHO JUNIOR, G. S.; CAZETTTA, J. O.; ARRIEL, N. H. C. There is little information on the technical recommendation of fertilization for jatropha in the semi-arid region. This study aimed to evaluate the nutritional status of jatropha plants fertilized wit... ... |
 Author(s): DIAS, R. de C.; STAFANATO, J. B.; ZONTA, E.; POLIDORO, J. C.; GONÇALVES, R. G. da M.; TEIXEIRA, P. C. Brazilian soils are typically highly weathered, naturally poor in P, and rich in minerals with high P-adsorbing capacity. The objective of th e present study was to evaluate the efficiency of peat-bas... ... |
 Author(s): CARVALHO, M. da C. S.; NASCENTE, A. S.; OLIVEIRA JUNIOR, A. de A field study was carried out in an acidic clayey Oxisol, during five growing seasons, aiming to evaluate the agronomic effectiveness of Bayóvar reactive rock phosphate (BRF) and Arraias sedimentary r... ... |
 Author(s): GIROTO, A. S.; GUIMARÃES, G. G. F.; FOSCHINI, M. M.; OLIVEIRA, C. R. de
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