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Manejo do solo e plantas de cobertura de inverno para o cultivo da soja em área de arroz irrigado
(Universidade Federal de Santa Maria, 2017-02-23)
In Rio Grande do Sul state, the Alfisols areas are predominantly cultivated with irrigated rice, however, the monoculture of rice can complicate the use of these areas for rice crop. An alternative to this is the use of ...
Cultivo de mandioca no Rio Grande do Sul sob influência do fenômeno ENOS utilizando o modelo Simanihot
(Universidade Federal de Santa Maria, 2017-03-03)
The objective of this study was to evaluate the effect of planting date on productivity in the cassava crop for the state of Rio Grande do Sul using the Simanihot model, when considering the influence of the ENSO phenomenon. ...
Manejo de brusone em arroz irrigado e sensibilidade micelial de isolados à diferentes fungicidas
(Universidade Federal de Santa Maria, 2017-02-24)
The blast rice, caused of fungus Pyricularia oryzae is the most important rice crop disease and can cause up to 100% crop damage. The cultural, varietal and chemical management at the field level and the monitoring and ...
Echium plantagineum L. (boraginaceae): superação da dormência, respostas à temperaturas, luz e profundidades de semeadura
(Universidade Federal de Santa Maria, 2017-02-24)
Echium plantagineum is considered an annual invasive ruderal plant, possibly biennial, originating in the Mediterranean region and Western Europe, of easy adaptation, with up to 1,5 m of height, reproduced by seeds, and ...
Amostragem sequencial para avaliação de lagartas e percevejos em soja
(Universidade Federal de Santa Maria, 2017-02-16)
Among the principal limitations of grain yield in soybean are the insect pests, especially the defoliating caterpillars and Sucking stink bugs grains. It is necessary to reveal and quantify these insects for proper ...
Tamanho de amostra para caracteres morfológicos e produtivos de centeio
(Universidade Federal de Santa Maria, 2017-12-15)
The objective of this study was to determine the sample size for morphological and productive characteristics of the rye crop, as a function of sowing times and cultivars. Uniformity trials with two rye cultivars and five ...
Morfologia e componentes produtivos da soja em arranjos de plantas
(Universidade Federal de Santa Maria, 2017-07-28)
The objective of this project was to characterize the growth, development and productivity of two soybean cultivars of different growth habits in different spatial arrangements of plants and to determine a minimum leaf ...
Herbicidas imidazolinonas: fitotoxicidade em arroz tolerante, azevém na entressafra e efeito do resíduo em soja
(Universidade Federal de Santa Maria, 2017-09-22)
The Clearfield® system of rice was developed as a control alternative of weeds in this crop, mainly weedy rice. Currently there are several rice varieties tolerant to herbicides of imidazolinones chemical group. The responses ...
Inoculação de sementes de soja revestida com osmoprotetor em diferesntes pH do solo
(Universidade Federal de Santa Maria, 2017-03-02)
The demand for the viability of seed inoculation days before sowing has challenged scientists to develop technologies that do not affect the survival of inoculated bacteria and that contribute to increase the productivity ...
Controle de Spodoptera frugiperda (J. E. Smith, 1797) em milho Bt com inseticidas aplicados após a irrigação
(Universidade Federal de Santa Maria, 2017-02-20)
The corn crop is very important on Brazil’s economy. With two annual corn seasons, Brazil is the third largest grain producer in the world. One of the main corn pests is the fall armyworm, Spodoptera frugiperda, which main ...