Buscar
Itens para a visualização no momento 1-10 of 223
Dinâmica da vegetação em remanescente de floresta estacional subtropical
(Universidade Federal de Santa Maria, 2012-01-12)
The aim of this work was to study vegetation groupings and their dynamics in
remnant of Subtropical Seasonal Forest, of nearly 560 ha, located at the Instruction
Field of Santa Maria, in Santa Maria municipality, RS. In ...
Estimativa do desempenho de tratores agrícolas em campo e pista a partir do ensaio dinamométrico
(Universidade Federal de Santa Maria, 2012-03-22)
The agricultural tractor allows to move and to pull machines and implements used
during the execution of the activities to field. One of the largest problem refers to
the acting of the tractor, the reason of a lot of ...
Contribuição ao estudo anatômico das Myrtaceae nativas no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2012-03-06)
Myrtaceae is one of the most important botanical families, either in diversity and species abundance, in different forest types on Rio Grande do Sul State, Brazil. Very complex from the taxonomic point of view, this family ...
Alternativas de manejo de pastagem natural submetida a pastoreio rotativo
(Universidade Federal de Santa Maria, 2012-02-15)
This study aimed to evaluate different alternatives for management of natural pasture.
Vegetation dynamics was evaluated for a period of six years in a natural pasture, submitted
along 16 years to fire and grazing treatments. ...
Programas alimentares de porcas gestantes e lactantes utilizando o modelo InraPorc®
(Universidade Federal de Santa Maria, 2012-02-15)
A study was conducted to evaluate in Brazilian conditions the nutritional and feeding strategies of InraPorc® model for gestating and lactating sows. To meet the requirements of the model, the work was done in four steps: ...
Avaliação de óleos essenciais de capim limão, citronela e eucalipto no controle do carrapato
(Universidade Federal de Santa Maria, 2012-03-15)
This research was aimed at evaluating in vitro and in vivo effects of lemongrass
(Cymbopogon flexuosus Stapf.) oil, citronella (Cymbopogon winterianus Jowitt) oil and
eucalyptus (Corymbia citriodora) oil on cattle ticks ...
Dinâmica de crescimento de gramíneas nativas do Rio Grande do Sul submetidas a dois intervalos entre pastoreios
(Universidade Federal de Santa Maria, 2012-09-03)
It was studied growth dynamics of Andropogon lateralis, Aristida laevis, Axonopus
affinis, Paspalum notatum and Paspalum plicatulum in a natural grassland of the Depressão
Central of Rio Grande do Sul, subjected to rotational ...
Regulação da divergência folicular in vivo: uma abordagem molecular
(Universidade Federal de Santa Maria, 2012-08-17)
The role of local factors in follicular selection in mammals is not fully understood. The aim of
the present study was to identify local factors, receptors and intracellular signaling pathways involved
in bovine dominant ...
Estudo de substâncias com efeito de regulador de crescimento no potencial fisiológico do arroz irrigado
(Universidade Federal de Santa Maria, 2012-02-17)
The objective of this study was to evaluate the interference of substances with effect of
growth regulator, applied to seeds in physiological quality of rice seed subjected to the
condition of low temperature stress, seeking ...
População, danos e parasitoides larvais de spodoptera frugiperda (j. e smith) (lepidoptera: noctuidae) em milho bt e não-bt
(Universidade Federal de Santa Maria, 2012-02-16)
The occurrence of Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae), the
Fall armyworm, has led to increased adoption of Bt maize genotypes in Brazil. However, the
field impacts on parasitoids of using these ...