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Itens para a visualização no momento 11-20 of 21
Gestão da variabilidade espacial de atributos químicos do solo com base na amostragem e taxa variável de fertilizantes e corretivos para a cultura da soja
(Universidade Federal de Santa Maria, 2019-02-27)
Precision Agriculture seeks to optimize the inputs used in the crop to improve productivity, reduce costs, reduce environmental impacts and increase work efficiency, thereby optimizing decision making. With the spatial and ...
Desempenho agronômico de cultivares de feijoeiro comum (Phaseolus vulgaris L.) em áreas com diferentes potenciais produtivos
(Universidade Federal de Santa Maria, 2018-08-31)
The management applied in the areas that have different potentials of grains yields has been one of the alternatives proposed by precision agriculture (PA). The objective of this study was to evaluate the agronomic performance ...
Parâmetros fitotécnicos e industriais de genótipos de sorgo sacarino na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2014-02-21)
The sweet sorghum stands out as a viable option for ethanol production during the harvest period between the cane sugar, thus allowing the extension of the period of production of alcohol and greater use of hand labor and ...
Avaliação da sobreposição na semeadura do milho (Zea mays) utilizando uma semeadora de precisão
(Universidade Federal de Santa Maria, 2018-03-02)
The seeding process is one of the most important operations involved in the agricultural production system, and the quality of execution is a primordial factor for the success of the production. A common problem observed ...
Determinação da temperatura base, desempenho agronômico e correlação de componentes de rendimento em genótipos de cana-de-açúcar
(Universidade Federal de Santa Maria, 2015-02-09)
The sugarcane has great social and economic importance in Rio Grande do Sul, Central Depression, however lacks research that allow to expand the cultivation and improve the quality of their products. This thesis -has order ...
Redução do uso de água, rendimento e qualidade de grãos de dois cultivares de arroz irrigado em função de épocas de supressão da irrigação
(Universidade Federal de Santa Maria, 2014-02-24)
The irrigation of the rice crop is essential for good plant growth, assisting in achieving high grain yield levels. However, it results in large water volume used, thus the efficiency of water use is a major challenge to ...
Plantas de cobertura de outono/inverno e suas relações com a cultura da soja
(Universidade Federal de Santa Maria, 2019-08-28)
Increasing global demand for food is a major challenge for modern and sustainable agriculture. As an essential factor in this process, the soil is a renewable resource, however, improper soil management through agricultural ...
Residualidade da forma e do modo de aplicação de calcário sobre atributos químicos do solo e de culturas
(Universidade Federal de Santa Maria, 2021-06-18)
A soil considered to be of good quality should allow for root growth without restrictions regarding chemical, physical and biological attributes and provide a greater volume of explored soil. The no-tillage system must ...
Ecofisiologia e modelo logístico na dinâmica de crescimento e desenvolvimento de soja em condições de excesso hídrico
(Universidade Federal de Santa Maria, 2022-07-17)
Soybean is the main legume grown in the world. Rio Grande do Sul is an important national producer of the grain and the expansion of the crop to lowland areas where irrigated rice is traditionally cultivated in the state. ...
Desempenho agronômico de cana-de-açúcar em Jaguari - RS
(Universidade Federal de Santa Maria, 2012-02-29)
Currently the state of Rio Grande do Sul (RS) the cultivation of sugar cane is being
encouraged for bioenergy. However, there is a lack of information on the performance of
agricultural and industrial modern genotypes ...