STUDIES ON THE EPIDEMIC OF WHEAT ROSETTE STUNT IN SPRING WHEAT IN NORTHEAST CHINA CHARACTERISTICS OF LAODELPHAX STRIATELLUS TRANSMIT RICE STRIPE VIRUS Effects of the major nutritional substances and micro-structure of rice plants on the host preference of the small brown planthopper, Laodelphax striatellus The toxicity comparison and application evaluation of pyridaben to three insect pest Behavioral responses of the small brown planthopper, Laodelphax striatellus, to volatiles from resistant japonica rice varieties and its mechanism The relationships between yeast-like symbiotes and ovarian development and reproduction of the small brown planthopper, Laodelphax striatellus Impacts of five insecticides on the productivity of Laodelphax striatellus Resistance to small brown planthopper and its mechanism in rice varieties Genetic diversity of coat protein gene in Rice stripe virus isolated from Laodelphax striatellus Detection of QTL Associated with Rice Stripe Resistance in Cultivar IR24 Detection of QTLs for Resistance to Rice Stripe Virus and Small Brown Planthopper in Rice (Oryza sativa L.) Detection of Rice stripe virus in Laodelphax striatellus Falln Predation of Agelena difficilis The expression analysis of mucin gene from Laodelphax striatellus under Rice stripe virus invasion