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Efeitos da geada em canola (Brassica napus L.) em função da distribuição da palha na superfície do solo
(Universidade Federal de Santa Maria, 2015-02-27)
Canola is a winter crop that has good adaptability to low air temperature, but depending on environmental conditions and developmental stage the occurrence of frosts can cause significant damage to the crop. However, few ...
Produtividade, severidade de mancha de alternaria e deficiência hídrica em diferentes épocas de semeadura do girassol em Santa Maria - RS
(Universidade Federal de Santa Maria, 2009-12-15)
This study aimed to determine the occurrence of values of severity of injury caused by alternaria leaf spot and water deficit during the developmental cycle of three genotypes of sunflower and its relationship with ...
Transpiração e crescimento foliar de genótipos de batata em função da fração de água transpirável no solo
(Universidade Federal de Santa Maria, 2012-02-28)
The objective of this study was to determine the response of transpiration and leaf growth to
the fraction of transpirable soil water (FTSW), in three clones (SMINIA 02106-11, SMINIA
00017-6 and SMINIA 793101-3) of Potato ...
Comportamento dinâmico e mecânico do solo sob níveis diferenciados de escarificação e compactação
(Universidade Federal de Santa Maria, 2007-02-16)
Soil compaction under no-tillage system has been causing serious problems to plant growth and to agriculture machines operation due to high soil resistance to tillage. Soil chiseling is a possible solution, however, some ...
Eficiência da aplicação de insumos a taxa variável na correção do solo e uniformização da produtividade da cultura da soja através de mapas de agricultura de precisão
(Universidade Federal de Santa Maria, 2013-08-30)
The use of tools and techniques of precision agriculture by farmers is not a new in
the field, because their uses are increasing year after year. Among them have been
highlighted soil samples using the handheld GPS and ...
Potencial e lacuna de produtividade em arroz irrigado na Argentina e fatores de manejo que afetam a produtividade
(Universidade Federal de Santa Maria, 2021-08-26)
Due to the over concentration of the rice production in Asia, the study and comprehension of rice producing chains outside this continent are key do guarantee the global food security. The objective of this work was quantify ...
Semeando a restauração ecológica: semeadura direta de espécies florestais na transição Pampa – Mata Atlântica
(Universidade Federal de Santa Maria, 2021-09-03)
Direct seeding of forest species has generated new possibilities for ecological restoration in the Cerrado, Atlantic Forest and Amazon biomes in Brazil. In the ecotonal transition between the Pampa and the Atlantic Forest, ...
Pulverização eletrostática no controle de Giberella zea em trigo e Spodoptera frugiperda em milho
(Universidade Federal de Santa Maria, 2021-10-01)
Electrostatic spraying is a technology that can improve pesticide coverage on plant structures,
improving pesticide performance, decreasing drift and increasing environmental safety.
Spodoptera frugiperda caterpillars ...
Influência do manejo de produção e do beneficiamento na qualidade do arroz polido e integral
(Universidade Federal de Santa Maria, 2021-08-31)
Rice is one of the most cultivated and consumed cereals in the world and the increase in crop productivity is associated with the use of high-tech cultivars and management practices, such as soil fertilization. Thus, the ...
Estudo da dinâmica hídrica de um reservatório afetado pela construção de um segundo reservatório a montante
(Universidade Federal de Santa Maria, 2004-07-23)
The construction of reservoirs in sequence in the same basin has produced great problems in rural environment. It is supposed that reservoirs constructed in downstream of a second reservoir have their discharge affluent ...