J. Appl. Entomol. Predicting potential distribution of chestnut phylloxerid (Hemiptera: Phylloxeridae) based on GARP and Maxent ecological niche models X. Y. Wang1,2, X. L. Huang1, L. Y. Jiang1 & G. X. Qiao1 1 Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing, China 2 Graduate University of the Chinese Academy of Sciences, Beijing, China Keywords Abstract Castanea crenata, Castanea mollissima, Moritziella castaneivora, genetic algorithm, The chestnut phylloxerid, Moritziella castaneivora, has been recently potential distribution recorded as a forest pest in China. It heavily damaged chestnut trees and has caused serious economic losses in some main chestnut production Correspondence areas. In order to effectively monitor and manage this pest, it is neces- G. X. Qiao (corresponding author), Key sary to investigate its potential geographical distribution worldwide. In Laboratory of Zoological Systematics and this study, we used two ecological niche models, Genetic Algorithm for Evolution, Institute of Zoology, Chinese Academy of Sciences, 100101 Beijing, China. Rule-set Production (GARP) and Maximum Entropy (Maxent), along E-mail:
[email protected] with the geographical distribution of the host plants, Japanese chestnut (Castanea crenata) and Chinese chestnut (Castanea mollissima), to predict Received: May 11, 2009; accepted: August 21, the potential geographical distribution of M. castaneivora. The results sug- 2009. gested that the suitable distribution areas based on GARP