The changes of physiological indexes of different rice varieties afterinfestation by brown planthopper Nilaparvata lugens (Stål) The indirect effects of rice varieties on growth, development, survival and fecundity of predatory mirid Cyrtorhinus lividipennis Reuter THE COORDINATE EFFECTS OF RESISTANT RICE VARIETIES AND NATURAL ENEMIES ON BROWN PLANTHOPPER POPULATION Behavioral responses of brown planthopper and white-backed planthopper to BPH-resistant rice varieties Characteristics of Root Plasma Membrane ATPase and H+- extrusion in a K+- deficit Tolerant Rice Variety Effects of secondary compounds from resistance rice variety IR36 on antifeeding and antiovipisition of Nilaparvata lugens Stl Effect of Fe, Mn coating formed on roots on Cd uptake by rice varieties Studies on Rice Uptake and Distribution of 15N Fertilizer in Different Varieties of Indica Rice and at Different Growth Stages Identification of Quantitative Traits Loci for Yield Component Traits Using (Pei’ai64s/Nipponbare) F2 Population THE KAIROMONE FROM BROWN PLANTHOPPER AND ITS RELATION TO RICE VARIETIES Resistance analysis and improvement of rice varieties by gene pyramiding Resistance analysis of blast-resistance genes and resistance evaluation and utilization of rice varieties in Harbin INCIDENCE FACTORS OF KERNEL SMUT OF RICE AND ITS CONTROLLING THRESHOLD STUDIES ON NITRATE REDUCTASE ACTIVITY AND NITROGEN RESPONSE IN CROP PLANTS Ⅲ.THE RELATION OF NITRATE REDUCTASE ACTIVITY WITH CHARACTERS OF CULTIVAR IN THE SUCCESSION OF RICE CULTIVATED IN NORTHERN CHINA Evaluation for Tolerance Characteristics of Different Rice Varieties to Brown Planthopper(BPH),Nilaparvata lugens Stal