GROWTH MODELS OF BLACK POPLAR TREES, SECTION AIGEIROS (DUBY)

Growth models of black poplar trees, section Aigeiros (Duby)

Different courses of tree growth in height and diameter in Dust Reservoir Bin Base nursery and plantation, immediately after transplanting, cause the difficulties in adaptation of tree growth models.Tree growth models, which do not include the sudden transitions and specificities of nursery growth and in the first years after planting can show erro

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Larvicidal activity of essential oil from Vitex negundo and Vitex trifolia on dengue vector mosquito Aedes aegypti

Abstract INTRODUCTION: The ability of Scraper Spatulas Vitex trifolia and Vitex negundo essential oils to kill Aedes aegypti and Culex quinquefasciatus larvae was evaluated.METHODS: The larvae were treated with their respective essential oils at 50-125 ppm concentration.RESULTS: LC50 and LC90 for V.trifolia against Ae.aegypti and C.quinquefasciatus

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