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Now showing items 11-20 of 145
Nutrição mineral nas fases de semeadura e de individualização de “seedlings” do melhoramento genético de cana-de-açúcar
(Universidade Federal de São Carlos, 2012-07-02)
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, 2018-07-05)
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, 2018-07-02)
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, 2011-07-04)
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 ...
Cigarrinha-do-milho (Dalbulus maidis) e o complexo dos enfezamentos: características de transmissão, disseminação e controle
(Universidade Federal de São Carlos, 2021-01-08)
In corn, the leafhopper, Dalbulus maidis (DeLong & Wolcott) (Hemiptera: Cicadellidae) is the vector of three pathogens: Spiroplasma kunkelii (corn stunt spiroplasma), Maize bushy stunt phytoplasma and maize streak virus ...
Técnicas de medida de condutividade elétrica na agricultura de precisão
(Universidade Federal de São Carlos, 2015-01-15)
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 ...
Estudo comparativo entre o modal rodoviário e a cabotagem no Brasil para a soja
(Universidade Federal de São Carlos, 2020-12-18)
With the new market requirements and the needs of the country, the demand for a more economical and adequate transport system has induced the improvement of the waterway system, especially cabotage. This work has as general ...
Sistemas de produção de sementes de milho crioulo no Sudoeste Paulista
(Universidade Federal de São Carlos, 2021-01-15)
The cultivation of corn has stood out among the activities of small producers, and its grain has been used in human and animal feeding, being one of the sources of daily energy for a large part of the population. The present ...
Desenvolvimento inicial de híbridos de porta-enxertos de citros em casa de vegetação
(Universidade Federal de São Carlos, 2021-01-13)
Brazil is leader in oranges production and export. For this, it depends on technologies in its production system and one of the most important is the seedlings production using grafting, where the rootstock can provide ...
Controle de Commelina benghalensis e Spermacoce densiflora por herbicidas alternativos ao glyphosate
(Universidade Federal de São Carlos, 2020-10-24)
The species Commelina benghalensis L. and Spermacoce densiflora have tolerance to the herbicide glyphosate and can be selected in places where the use of this herbicide is successive. Therefore, the objective of this work ...