Charles Almeida

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Sedentary endoparasitic nematodes cause extensive damage to a large number of ornamental plants and food crops, with estimated economical losses over 100 billion US$ worldwide. Various efforts have put forth in order to minimize nematode damage, which typically involve the use of nematicides that have high cost and enhanced toxicity to humans and the(More)
Collaborative Learning is a technique used in problem or task resolution where learning occurs through the exchange of knowledge between students, and between students and teachers. In some situations communication between partners is better undertaken through the use of sketches or diagrams. The proposed environment introduces several tools into a computer(More)
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