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Uso de vermicomposto na atenuação do efeito do cobre em planta de Avena strigosa Schreb
(Universidade Federal de Santa Maria, 2018-02-20)
The application of copper-based fungicides are frequently realized in order to perform the preventive control of fungal diseases. Nonetheless, the long term application causes a surplus of this heavy metal in soil. Thus, ...
Interações entre ferro e zinco em acessos de Pfaffia glomerata (spreng.) pedersen: parâmetros morfológicos, bioquímicos e fisiológicos
(Universidade Federal de Santa Maria, 2017-02-10)
Despite the natural occurrence of heavy metals in low concentrations in the soil, the increase in these concentrations caused mainly by anthropogenic activities such as the use of fertilizers and pesticides in agriculture, ...
Trichoderma na germinação de sementes e no desenvolvimento inicial com vermicomposto em hortaliças
(Universidade Federal de Santa Maria, 2018-08-10)
Brazil is the world's largest consumer of agrochemicals and technological advances in the area of plant production have not reduced its use and as a consequence there is a supply of contaminated food to the population. The ...
Diversidade genética, contagem cromossômica, medidas estomáticas e grãos de pólen de Paspalum rawitscheri (Parodi) Chase ex G.H. Rua & Valls (Poaceae)
(Universidade Federal de Santa Maria, 2019-04-08)
Studies on the characterization, conservation and evaluation of extinction risks in plant species are increasingly necessary for the protection of biodiversity in Brazil. The grass Paspalum rawitscheri (Parodi) Chase ex ...
Germinação da espécie Steinchisma decipiens (Nees ex Trin.) W.V.Br. e comportamento fenotípico em diferentes condições hídricas
(Universidade Federal de Santa Maria, 2019-06-11)
The specie Steinchisma decipiens (Nees ex Trin.) W.V.Br. are native grasses for areas of rice
production in Brazil and have not been previously reported as weeds. In Rio Grande do Sul it
has been found as a competing ...
Bioestimulantes na morfologia, fisiologia e qualidade de frutos de tomate submetido ao estresse hídrico
(Universidade Federal de Santa Maria, 2019-08-09)
Tomato is a vegetable of economic and social importance for Brazil. It adapts to different climatic conditions, however, it is sensitive to water stress that can cause damage to its development and productivity. In order ...
Alelopatia de carqueja (Baccharis trimera Less) e ação de fungos em capim-annoni (Eragrostis plana Ness)
(Universidade Federal de Santa Maria, 2014-03-12)
Livestock in southern Brazil is sustained largely by native pastures, which have large species diversity. This area is part of the Pampa biome. However, invasive species Eragrostis plana (tough lovegrass) threat to native ...
Alterações fenotípicas de duas espécies de Eragrostis wolf. (Poaceae) sob diferentes condições de umidade do solo
(Universidade Federal de Santa Maria, 2016-03-07)
The species Eragrostis pilosa and Eragrostis plana has been found in lowland environment
promoting interference by competing with the rice (Oryza sativa). Eragrostis are exotic plants
to the floodplain environment and ...
Alterações morfológicas em plantas do gênero Urochloa P. Beauv. submetidas a três condições de umidade do solo.
(Universidade Federal de Santa Maria, 2015-03-06)
Rice is a very important crop for the Rio Grande do Sul state. The productivity of this crop is affected by several factors, and competition with weeds, one of the main responsible for losses in production. Among the weeds ...
Genotoxicidade, citotoxicidade, compostos fenólicos e viabilidade polínica de Psidium cattleianum Sabine (Myrtaceae)
(Universidade Federal de Santa Maria, 2015-03-06)
Psidium cattleianum Sabine, also known as strawberry guava, is a Brazilian native species whose
fruits are valued for a high level of vitamin C, which are consumed in natura. Besides, it is also a
species used for medicinal ...