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Avaliação de sistemas de previsão de ocorrência de phytophthora infestans em batata.
(Universidade Federal de Santa Maria, 2006-02-23)
Late blight in the most important disease of potato crop and it may cause major yield losses in a matter of a few days. The use of forecast modls or systems to predict diseases has the potential of reducing the number of ...
Crescimento, qualidade de tubérculos e relação N/K da cultura da batata cultivada sob doses elevadas de potássio
(Universidade Federal de Santa Maria, 2006-02-20)
The goal of this work was to quantify growth, yield and tuber quality under high potassium availability and to adjust a relationship between the maximum K and the N critical dilution curves during the crop growth cycle, ...
Avaliação de extratos vegetais no controle da lagarta-da-soja (Anticarsia gemmatalis) Hübner, 1818 (Lepidoptera: Noctuidae) sob diferentes pressões populacionais a campo
(Universidade Federal de Santa Maria, 2006-02-21)
Aiming the discovering of new products with less impact to the environment, there were made experiments aiming to evaluate the efficiency on control, as well as the feeding inibit result on soya caterpillar (Anticarsia ...
Alternativas de controle químico do arroz-vermelho e persistência dos herbicidas (imazethapyr + imazapic) e clomazone na água e no solo
(Universidade Federal de Santa Maria, 2006-09-15)
Weed infestation, mainly with red rice (Oryza spp.), is the most important factor limiting yield increase in paddy rice in Rio Grande do Sul state. Chemical red rice control is the most used tool in this area. But, its use ...
Qualidade de processamento e envelhecimento fisiológico de tubérculos de batata produzidos durante a primavera e o outono na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2006-01-20)
Potato tubers can be used as food or seed. Potatoes are mostly sold for tablestock and processing consumptions. Each destination has its own requirements to attend consumers exigencies. The aim of this work was to evaluate ...
Substratos para cultivo de feijão e tolerância a alta temperatura do ar no período reprodutivo
(Universidade Federal de Santa Maria, 2006-02-08)
The yield of common bean crop is affected by high air temperature during the reproductive phase. The experiment was carried out in pots and in growth chambers (phytotron) with controlled air temperature and humidity. The ...
Variabilidade da produção de frutos de abobrinha italiana em função do manejo
(Universidade Federal de Santa Maria, 2006-02-17)
In order to determine the variability for the culture of Italian pumpkin with passing of
the multiple harvests in protecting environment and verifying the influence of the
plants that had not presented apt fruits to be ...
Avaliaçao de métodos para predição do potencial de ocorrência de bitter pit em maçãs
(Universidade Federal de Santa Maria, 2006-02-03)
Experiments were carried out with the objective to evaluate the efficiency of methods for prediction of bitter pit occurrence, on Gala , Royal Gala , Fuji and Braeburn apples after controlled atmosphere storage (CA). ...
Freqüência de amostragem de plantas de alface hidropônica para ajuste de curvas de crescimento
(Universidade Federal de Santa Maria, 2006-02-22)
In order to construct growth curves is necessary a sequence of many samples taken during lettuce growth period. However, mainly when the trial is made in a controlled
environment, sampling frequency is limited. This work ...
Produção e composição bromatologica da forragem hidropônica de trigo
(Universidade Federal de Santa Maria, 2006-02-09)
Hydroponics forage is an alternative to producers who need quality food to their animals, at times of the year with low demand. It was carried out two experiments inside a polyethylene greenhouse (tunnel), in the Ecophysiology ...