Buscar
Itens para a visualização no momento 1-7 of 7
Desenvolvimento e calibração de um mini-tanque evaporimétrico
(Universidade Federal de Santa Maria, 2004-02-27)
The present work had as aim a development and calibration of a small evaporation pan comparing its evaporation with class A pan and its capability to estimate the reference evapotranspiration comparing it with 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 ...
Agricultura de precisão em áreas irrigadas com pivô central no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2007-02-16)
The search for new technologies that could increase crop yields encourages a growing number of Brazilian farms to use precision farming. Although precision farming principles are not new, only in last two decades has it ...
Consumo de água do lírio asiático em vaso com diferentes substratos
(Universidade Federal de Santa Maria, 2006-02-23)
The purpose of the present study was to evaluate the water consumption in eight substrata: rice charred shell (CAC), ash of rice burned shell (CZ), coconut fiber (FC), soil of paradise (TP), TP+CAC, TP+CZ, FC+CAC and FC+CZ ...
Avaliação de parâmetros de desempenho de sistemas de irrigação por pivô central visando sua otimização operacional
(Universidade Federal de Santa Maria, 2006-02-23)
With the competitiveness in the increasing agricultural sector, mainly in terms of globalization of the economy, the inclusion of new technologies in the agricultural sector, especially the irrigation, is basic to become ...
Populações de plantas e estratégias de irrigação na cultura da soja.
(Universidade Federal de Santa Maria, 2006-02-24)
The cultivation of the soybean in the Rio Grande do Sul is done under varied environmental terms and predominantly without irrigation. However, soybean has been used as an alternative tillage to tillage rotation in the ...
Limite superior da retenção da água no solo: método de campo e método de estimativa
(Universidade Federal de Santa Maria, 2008-02-01)
The superior limit of water retention in soil, also known as field capacity, still is motive of discussion and research inside the academic community. This happens because the
variability of soils determines the alternation ...