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Sensibilidade de três variedades de cana-de-açúcar (Saccharum spp.) ao alumínio em solução avaliada por corantes indicadores
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 29/06/2011)Brazil is the world's largest producer of sugarcane (Saccharum spp.). Its production is expanding in regions characterized by soils with low fertility and high acidity. The influence of Al toxicity on the development of ... -
Sensibilidade de variedades de milho (Zea mays) ao alumínio em solução
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 04/07/2011)The influence of Al toxicity on the development of the root system and on the interference of nutrient absorption, typical of acidic soils, has been presented as one of the main causes of the low productivity of many crops ... -
Nutrição mineral nas fases de semeadura e de individualização de “seedlings” do melhoramento genético de cana-de-açúcar
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 02/07/2012)The concern and interest in ensuring the adequate nutritional supply for plant cane and ratoon cane, and even for propagation seedlings, has been quite evident. However, there is little information on the supply of nutrients ... -
Tolerância de porta enxertos cítricos ao alumínio em solução
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/07/2013)One of the main causes of losses in agricultural productivity is due to the high concentrations of aluminum (Al) in the soil solution, characteristic of acidic weathered soils in the humid tropical zone. Al affects the ... -
Sensibilidade de variedades de feijão (Phaseolus vugaris L.) ao alumínio em solução
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/07/2013)One of the main causes of losses in agricultural productivity is due to the high concentrations of aluminum (Al) in the soil solution, characteristic of acidic weathered soils in the humid tropical zone. Al affects the ... -
Tolerância de espécies nativas do cerrado ao alumínio em solução
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 19/12/2013)The Cerrado biome (Brazilian savanna) occupies about 30% of the Brazilian territory. Its soils have limitations for the development of crops of economic interest, as they are naturally acidic, with high levels of aluminum ... -
Adubação com cama de galinha poedeira peletizada no desenvolvimento inicial da cultura do milho
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/07/2014)The amount of commercial laying hens in Brazil is estimated at 90 million, with an average production of 2.20 kg of poultry litter per bird. Therefore, it is necessary to seek appropriate management practices for the final ... -
Técnicas de medida de condutividade elétrica na agricultura de precisão
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 15/01/2015)Until recently, Precision Agriculture was thought of as an unviable tool for small and medium producers, as it believed that it was an expensive, inaccessible tool. However, with the advancement of technologies, it was ... -
Análise da pesquisa científica sobre Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) no Brasil a partir de indicadores bibliométricos
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 16/05/2015)Brazilian agriculture is currently experiencing significant losses due to a recently introduced pest, the Helicoverpa armigera caterpillar. Belonging to the Heliothinae subfamily, it is an extremely polyphagous insect that ... -
Adubação com torta de filtro “in natura” e compostada no desenvolvimento inicial da cana-de-açúcar (Saccharum officinarum L.)
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/07/2015)The agricultural use of by-products of the agroindustry, such as filter cake, reduces the production costs of sugarcane and contributes to the mitigation of environmental impacts, since it reduces the use of mineral ... -
Eficiência da adubação de cobertura com ureia revestida por polímeros na cultura do milho
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 03/12/2015)One of the most important aspects maize cultivation is the management of fertilization, in order to achieve maximum efficiency in the use of nutrients offered with fertilizers. Nitrogen (N) is the most required nutrient ... -
Efeitos do manejo nutricional na cultura do sorgo sacarino [Sorghum bicolor (L.) Moench]
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/01/2016)Sweet sorghum [Sorghum bicolor (L.) Moench], a Poaceae originating in Central-East Africa, has great potential for the production of bioenergy, and is also part of the energy matrix of countries such as China, United States ... -
Efeito de fontes e doses de manganês no desenvolvimento do cultivar TAA Bola Cheia de feijoeiro comum (Phaseolus vulgaris L.)
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/06/2016)One of the main factors for increasing the productivity of common bean (Phaseolus vulgaris L.) is the correct use of fertilizers. However, this important factor of agricultural production has still been neglected by rural ... -
Efeito da rochagem no crescimento e nutrição de plantas de batata
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/07/2016)Brazil is considered a country with extreme potential for agricultural production, but with great dependence on fertilizer imports. The Brazilian area with the potato crop is estimated at 130,000 ha. It is a high ... -
Aplicação de inoculante no plantio e doses de adubação nitrogenada de cobertura na cultura do feijoeiro (Phaseolus vulgaris)
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 08/12/2016)The bean crop has the great challenge of increasing productivity and reducing dependence on nitrogen (N) fertilization from biological N fixation, aiming at a sustainable development of agriculture. The objective of this ... -
Produtividade do feijoeiro (Phaseolus vulgaris) cultivado sob efeito residual da adubação do milho de segunda safra
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 11/07/2017)One of the great challenges for the bean crop is to increase productivity and, at the same time, improve fertilization management using new technologies. The objective of this work was to evaluate the effect of residual ... -
Avaliação morfológica e nutricional de mudas pré-brotadas (MPB) de cana-de-açúcar cultivadas em diferentes substratos
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 01/12/2017)The system of pre-sprouted seedlings is a new technology for sugarcane multiplication, which aims to develop materials with a high standard of uniformity and plant health. In this technique, the substrate plays an important ... -
Desempenho da tecnologia Bt no controle de espécies de lepidópteros noctuídeos
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 02/02/2018)Among the most important crops for Brazilian agribusiness, soybeans and cotton stand out, both producing millions of tons per harvest. However, various factors limit the full development of these crops, such as the occurrence ... -
Inibidor de urease (NBPT) e a eficiência da ureia aplicada em dose única ou parcelada na cultura do sorgo sacarino
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 02/07/2018)Sweet sorghum has been considered an agricultural crop with great potential for the production of bioenergy, recommended for cultivation in sugarcane reform areas to supply raw material for the production of ethanol in the ... -
Cultivo consorciado de milho de segunda safra com espécies de adubo verde visando à diminuição da adubação nitrogenada de cobertura
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 05/07/2018)Winter corn (second crop corn) has become the main autumn-winter crop in Brazil. In the 2016/2017 crop, the average productivity was 5,303 kg ha-1, surpassing that of the summer corn (first crop corn). With the expectations ...