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Itens para a visualização no momento 11-14 of 14
Desempenho de dosadores de fertilizantes de semeadoras-adubadoras em linhas
(Universidade Federal de Santa Maria, 2012-08-16)
This dissertation aimed at comparing the performance of five (5) fertilizer metering mechanism, utilized at seed and fertilizer drill in lines, relating to its longitudinal distribution of fertilizers, its uniformity of ...
Análise do desempenho de uma motobomba de superfície acionada por um motor CA indução tipo shaded pole alimentado por painel fotovoltaico
(Universidade Federal de Santa Maria, 2012-03-29)
The proposed work evaluates the technical viability of a photovoltaic pumping system
and presents the main characteristics of the system application. The pumping system uses a
lead acid battery and a photovoltaic panel. ...
Relações hídricas e trocas gasosas em plantas de feijão submetidas à irrigação deficitária
(Universidade Federal de Santa Maria, 2012-03-20)
The constant deficiency of available water resources and the society pressure for the rational
water use in agriculture requires the correct management of the irrigation water. When a plant
does not receive the right ...
Eficiência de inseticidas associados com adjuvantes no controle de lagartas e percevejos na cultura da soja
(Universidade Federal de Santa Maria, 2012-02-24)
Soybeans yield is affected by many aspects and insect pests are important for its high reproductive potential and its yield reduction capacity. The main insect pest strategy of control is the chemical control with the use ...