Listar por temas CNPq "CIENCIAS AGRARIAS::AGRONOMIA::FITOTECNIA"
Mostrando ítems 21-40 de 103
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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 ... -
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 ... -
Desempenho agronômico e teor de clorofila na relação com a absorção de água em alface
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Produção Vegetal e Bioprocessos Associados - PPGPVBA-Ar, Câmpus Araras, 27/08/2020)Lettuce (Lactuca sativa L.) is the main leafy vegetable, with the curly type with light green leaves the preferred in Brazil. However, leaves of intense green color (higher chlorophyll content) have increased consumer ... -
Avaliação agronômica, físico-química e sensorial de híbridos de pimenta (Capsicum chinense Jacquin)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Produção Vegetal e Bioprocessos Associados - PPGPVBA-Ar, Câmpus Araras, 06/08/2020)The consumption of Capsicum peppers has been growing, encouraging cultivation and increasing the demand for new cultivars with better agronomic and nutritional qualities. The objective was to evaluate the agronomic, ... -
Resistência de Conyza bonariensis e Conyza canadensis (Asteraceae) a herbicidas
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 19/10/2020)The species Conyza bonariensis and Conyza canadensis, popularly known like clove, are plants belonging to the Asteraceae family that have great importance in modern agriculture due to the levels of economic damage caused ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
Efeito da densidade e distância de plantas daninhas no desenvolvimento de mudas pré-brotadas (MPB) de cana-de-açúcar
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 10/03/2020)Among the factors that limit the full expression of the productive potential of sugarcane, the interference caused by the lack of weed control stands out. Thus, the objective of this work was to evaluate how the density ... -
Desempenho de cultivares e potencial fisiológico das sementes de milho produzidas em sistema orgânico
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Produção Vegetal e Bioprocessos Associados - PPGPVBA-Ar, Câmpus Araras, 31/03/2017)Maize is one of the most cultivated cereals in the world and it is among the most important cereals for the consolidation of the production chains of meat, eggs, milk and derivatives in organic system, being one of the ... -
Efeito da concentração de Leifsonia xyli subsp. xyli na termoterapia e no peso de colmos em três variedades de cana-de-açúcar
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Produção Vegetal e Bioprocessos Associados - PPGPVBA-Ar, Câmpus Araras, 26/08/2020)Ratoon stunt disease (Leifsonia xyli subsp. xyli), is currently considered the main disease of sugarcane in all major producing countries. Because propagating materials is the sole source of primary inoculum, the use of ... -
Produtividade e aspectos agronômicos de tomateiros conduzidos em sistema orgânico e convencional
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Agroecologia e Desenvolvimento Rural - PPGADR-Ar, Câmpus Araras, 21/08/2020)The objective of this work was to compare the agronomic aspects and production costs of two Italian tomato production systems cv BS II 0011 staked in a greenhouse, one in the Organic Production System (SMO) and one under ... -
Uso de protetor solar para minimizar os efeitos do excesso de luminosidade e aumento na temperatura do ar sobre a fotossíntese e pegamento de frutos em citros
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 07/01/2021)The foliar application of products that act similar to a sunscreen, of the kaolin type, can prevent oxidative damage, by reducing the leaf temperature, maintaining the stomatal opening and improving the assimilation of ...