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Itens para a visualização no momento 21-30 of 41
Desenvolvimento de formulações para potencializar a ação de metabólitos de Phoma dimorpha no controle biológico de plantas daninhas
(Universidade Federal de Santa Maria, 2019-12-13)
In the last decades, the agricultural sector has faced many difficulties due to damage caused by the presence of weeds in several crops, causing significant losses in food production. Among the alternatives for reducing ...
Sistemas de manejo de solo em áreas irrigadas por pivô central
(Universidade Federal de Santa Maria, 2019-08-08)
The management of the irrigation in fields under no-till system was established according to the water potential in the soil as limiting factor to plant growth. However, the physical and chemical of the soil subsurface, ...
Imagens de satélite para predição espaço-temporal da produtividade de milho e soja em diferentes escalas geográficas
(Universidade Federal de Santa Maria, 2019-09-10)
As global food security issues become increasingly challenging, reliable estimates of crop yields are
becoming more imperative than ever for the scientific community. Today, with greater ease of
accessing remote sensing ...
Detecção de plantas daninhas em pré-semeadura com base em dados espectrais de campo
(Universidade Federal de Santa Maria, 2019-08-03)
According the concept of precision agriculture and new technologies for agriculture, there were several studies to improve tools at an extremely important stage in crop management, which is the identification and control ...
Formulação e avaliação de um bioherbicida a partir de fermentação submersa do fungo Diaporthe sp.
(Universidade Federal de Santa Maria, 2019-03-15)
The search for new tools that help in the management of weeds can be through
biomolecules in bioherbicides produced by microorganisms, capable of controlling
weeds with low toxicity to the environment. Biomolecules are ...
Desenvolvimento de um sistema técnico para aplicação automatizada de produtos líquidos em cultivos agrícolas
(Universidade Federal de Santa Maria, 2019-12-16)
The growing world demand for food and energy has required a steady increase in agricultural production. This must be achieved through the development of technologies that allow for increased productivity combined with ...
Chuva de sementes e banco de sementes do solo como indicadores ecológicos de restauração para o bioma Pampa
(Universidade Federal de Santa Maria, 2019-02-21)
The general aim of this study was to evaluate seed rain and soil seed bank as ecological indicators in different restoration strategies in Permanent Preservation Areas in Pampa Biome. The study was carried out in Caçapava ...
Desenvolvimento e avaliação de um protótipo para mensurar o espaçamento longitudinal entre sementes
(Universidade Federal de Santa Maria, 2019-04-29)
The objective was to develop and evaluate an automated system, in prototype form, to measure the longitudinal spacing in the distribution of corn and soybean seeds deposited on a test bench at different speed conditions.This ...
Desenvolvimento inicial a campo de Bauhinia forficata link e Maytenus ilicifolia mart. ex reiss. produzidas a partir de insumos biológicos
(Universidade Federal de Santa Maria, 2019-02-08)
The present study had as objective to evaluate the development of the species Bauhinia forficata and Maytenus ilicifolia produced with bioactive inputs based on Trichoderma spp. and bovine vermicompost in order to promote ...
Aspectos produtivos e viabilidade econômico-financeira da irrigação em sorgo forrageiro
(Universidade Federal de Santa Maria, 2019-02-22)
The availability of pasture during the whole year is essential for the development of the beef cattle. In the spring-summer period the pasture quality falls due to irregularity of rains. An alternative is the use of ...