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Critical levels and sufficiency ranges for leaf nutrient diagnosis by two methods in soybean grown in the Northeast of Brazil. Author(s): SOUZA, H. A. de; VIEIRA, P. F. de M. J.; SAGRILO, E.; LEITE, L. F. C. Establishing sufficiency ranges and critical levels of nutrients are important for a correct evaluation of plant nutrition through leaf diagnosis. This study aimed to propose critical levels and suffi... ... Repository: BDPA Publication year: 2020
Critical levels and fertility classes of soils with high-activity clay in the Brazilian semi-arid region. Author(s): SOUZA, H. A. de; POMPEU, R. C. F. F.; GUEDES, F. L.; TONUCCI, R. G.; CAVALCANTE, A. C. R.; OLIVEIRA JUNIOR, J. O. L. de; SAGRILO, E. Soil fertility evaluation is important for adopting conservation management and adequate nutrient supply. The objective of this study was to identify critical levels and soil fertility classes using t... ... Repository: BDPA Publication year: 2024
Critical levels and sufficiency ranges for leaf nutrient diagnosis in cowpea grown in the Northeast region of Brazil. Author(s): MELO, F. de B.; SOUZA, H. A. de; BASTOS, E. A.; CARDOSO, M. J. Proposing sufficiency ranges and critical levels is an important technique for correct evaluation of leaf nutrient diagnosis. In this study, the objective was to propose critical levels and sufficienc... ... Repository: BDPA Publication year: 2020
Efficiency of critical level and compositional nutrient diagnosis methods to evaluate boron nutritional status in soybean. The efficiency of the boron (B) nutritional status in soybean (Glycine max (L.) Merr.) was evaluated by degree of agreement (DA) indicators using different diagnostic methods and by prescient diagnost... ... Repository: BDPA Publication year: 2022
Determination of the critical moisture level in seeds of Cenostigma tocantinum Ducke. The legume tree Cenostigma tocantinum Ducke (pau-pretinho), naturally occurs in Amazonia and lately it has been used for arborization in Manaus city. The present study aimed to evaluate the behavior o... ... Repository: BDPA Publication year: 2007
Identification of the critical levels, sufficiency ranges and potential response to nutrient fertilization in vineyards by the DRIS method. Brazil is a significant global grape producer (Vitis spp.). The state of Rio Grande do Sul produces 59% of the national output. Despite the large national production, the grapevine has not yet been te... ... Repository: BDPA Publication year: 2018
Influência de calagem e adubação fosfatada no crescimento inicial de eucalipto e nos níveis críticos de P. Author(s): MAEDA, S.; BOGNOLA, I. A. O efeito da aplicação combinada de calagem e adubação fosfatada nos níveis críticos do solo e da planta em Eucalyptus dunnii foi estudado em condições de vaso. Os tratamentos consistiram na combinação... ... Repository: BDPA Publication year: 2012
Relationships between soil class and nutritional status of coffee plantations. Author(s): WADT, P. G. S. Farm planning requires an assessment of the soil class. Research suggest that the Diagnosis and Recommendation Integrated System (DRIS) has the capacity to evaluate the nutritional status of coffee pl... ... Repository: BDPA Publication year: 2005
Determining the mechanisms of nitrous oxide emission under contrasting soil disturbance levels and organic amendments. Repository: BDPA Publication year: 2015
Impact of different carbon dioxide concentrations in the olfactory response of Sipha flava (Hemiptera: Aphididae) and its predators. Author(s): AUAD, A. M. Repository: BDPA Publication year: 2014

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