Listar Agronomía Costarricense por autor "Watt, Allan D."
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The effect of predators on the abundance of the Macadamia Nutborer (Ecdytolopha torticornis)
Blanco Metzler, Helga; Watt, Allan D.; Cosens, Derek (2006-08-11)Predators play a fundamental role in integrated pest management programmes, yet are often underutilized because of a lack of information about their effect on pest populations. In this study, the mortality of larvae and ... -
The effect of quality of food source on macadamia nut damage by Gymnandrosoma aurantianum (Lepidoptera: Tortricidae)
Blanco Metzler, Helga; Watt, Allan D.; Cosens, Derek (2013-12-11)The effect of nitrogen content, the secondary compounds (tannin and proanthocyanidin) content, the dry matter content of 4 clones, and the different developmental stages of macadamia nuts, on the abundance of Gymnandrosoma ...