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Evaluation of the nutritional status of corn by vegetation indices via aerial images. Author(s): ANDRADE JUNIOR, A. S. de; MELO, F. de B.; BASTOS, E. A.; CARDOSO, M. J. The objective of this study is to determine the vegetation indices (IV) as a means of identifying the nutritional status of corn, with respect to the soil nitrogen and potassium, using the aerial imag... ... Repository: BDPA Publication year: 2021
Sanitary sewage treatment system and water reuse for vegetable production in rural and isolated communities (Reaqua system) as an alternative for improving rural sanitation conditions, adapting to climate change and maintaining food and nutritional security. Author(s): LIMA, C. E. P.; FONTENELLE, M. R.; PILON, L.; BRAGA, M. B.; SILVA, J. da; GUEDES, I. M. R.; FERREIRA, J. G.; FLORINDO, B. S. The service to the Brazilian rural population through sewage treatment services is still precarious. Data provided in the National Rural Sanitation Program (PNSR, 2019) show that about 80% of the hous... ... Repository: BDPA Publication year: 2024
Potential use of tropical grass for deferment in semi-arid region. Author(s): CAVALCANTE, A. C. R.; ARAÚJO, J. F.; CARNEIRO, M. do S.; SOUZA, H. A. de; TONUCCI, R. G.; ROGERIO, M. C. P.; VASCONCELOS, E. C. G. Abstract: Management evaluation of Panicum maximum cv. massai (Massai guineagrass) under deferment contributes as a strategic reserve of forage in the Brazilian semi-arid region. The objective of this... ... Repository: BDPA Publication year: 2014
Estimation of nitrogen and phosphorus content in cotton leaves from medium-resolution satellite images. Author(s): BRANDÃO, Z. N.; GREGO, C. R.; GONDIM, T. M. de S.; RODRIGUES, H. M. Satellite images are valuable tools to assess the nutritional status of plants and, thus, understand the variability of cotton yield in farmers' fields. By identifying soil variability and nutritional... ... Repository: BDPA Publication year: 2024
Nutrient content and cutting anatomy can affect the production of Conilon clonal plantlets. Author(s): BAZONI, P. A.; ESPINDULA, M. C.; ARAÚJO, L. F. B. de; VASCONCELOS, J. M.; GIURIATTO JÚNIOR, J. J. T.; CAMPANHARO, M. Cutting is the main vegetative propagation method used to produce Coffea canephora plantlets. In this method, the nutritional quality of the vegetative propagule (stem cuttings) is one of the determin... ... Repository: BDPA Publication year: 2024
Influence of nitrogen fertilization in mother plants on the growth and quality of clonal seedlings of Coffea canephora 'Robusta' plants. Author(s): KOLLN, A. M.; ESPINDULA, M. C.; ARAÚJO, L. F. B. de; CAMPANHARO, M.; ROCHA, R. B.; LOURENÇO, J. L. R. The nutritional management of the coffee clonal garden influences the production and physiological quality and seedlings production of vegetative propagules. Thus, this study aimed to analyze the seed... ... Repository: BDPA Publication year: 2022
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.; ROZANE, D. E.; SAGRILO, E.; LEITE, L. F. C.; FERREIRA, A. C. M. 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
Physiological responses of tambaqui (Colossoma macropomum) fed diets supplemented with silage from fish and vegetables residues. Author(s): COSTA, M. de N. F.; FURTADO, Y. I. C.; MONTEIRO, C. C.; BRASILIENSE, A. R. P.; YOSHIOKA, E. T. O. The demand for products to replace high-cost raw materials, such oil and fish meal, in the manufacture of feed for use in aquaculture, while also guaranteeing the nutritional quality of the diets, is... ... Repository: BDPA Publication year: 2024
Effect of phosphorous levels during establishment of Paspalum regnellii cv. BRS Guará. Author(s): SILVA, K. C. da; COSSALTER, S. de T.; REGANASSI, R. C. T.; PEZZZOPANE, C. de G.; AZENHA, M. V.; BELONI, T.; SANTOS, P. M. Repository: BDPA Publication year: 2016
Comparação de dois métodos analíticos para determinação de N total em grãos de soja. Author(s): NARDO, A. E.; MOREIRA, D. A.; FARINE, E. L.; CAMARGO, I. S. P. de; JORDÃO, L. T.; LEITE, R. S.; GERMANO, M. G.; KLEINERT, J. J.; OLIVEIRA JUNIOR, A. de Repository: BDPA Publication year: 2011

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