Preliminary Study on the Relations between Membrane Permeability, Endogenous Hormones and Cold Resistance of Ivy Adaptation of Gardenia jasminoides leaves to natural temperature reduction Upper incipient lethal temperature of short term thermal shock of two species of copepods The Relation Between the Membrane Protective System and Semilethal Temperature of Gardenia jasminoides Ellis Leaves as Temperature Fell Effects of pattern and timing of high temperature exposure on the mortality and fecundity of Aphis gossypii Glover on cotton The LT50 and Cold Tolerance Adaptability of Chrysanthemum During a Natural Drop in Temperature Cold Resistance of Zenia insignis from Different Provenances Low water temperature tolerance and responding mode of scleractinian corals in Sanya Bay. Physiological Characteristics of Cold Resistance in Hybrid Evergreen Euonymus and Their Parents Semilethal Temperature of Fingered Citrons(Citrus medica var. sarcodactylis Swingle) under Low Temperature Stress and Evaluation on Their Cold Resistance Evaluation on Cold Resistance of Four Juglans Species in Leaf-expansion Period Studies on Evaluation and Screening of Cold Resistance During Seedling Stage in Eighteen Species or Varieties of Spiraea Comparative experimental studies for cold resistance of five plant species STUDIES ON COTTON SEED-BORN PATHOGEN OF PHYTOPHTHORA BOLL ROT AND ITS LETHAL TEMPERATURE Cold resistance of Pistacia chinensis and Koelreuteria integrifoliola. Mea surement of Cold Tolerance Ba sed on REC and the Log istic Equa tion inCam ellia h iem a lis ‘Shishi Ga shira’ Studies on Evaluation and Screening of Cold Resistance During Seedling Stage in Eighteen Species or Varieties of Spiraea The LT50 and Cold Tolerance Adaptability of Chrysanthemum During a Natural Drop in Temperature Changing Regularity Analysis of Cold-resistant Physiology Targets about Parthenocissus Plants Comparison of Cold Tolerance Within 6 Cultivars of Iris germanica A Study on Cold Tolerance Difference and Its Mechanisms in Azalea Cultivars Evaluation of Cold Resistance of Different Types of Magnolia grandiflora Using Differential Thermal Analysis to Analyze Grape Buds Cold Hardiness of 8 Rootstocks and 6 Cultivars Comparison of Cold Tolerance Within 6 Cultivars of Iris germanica Acquirement of Chilling Tolerant Mutant by Somatic Screening of Low Temperature in Sea Dallisgrass(Paspalum vaginatum. Sw.) Determination and Comprehensive Evaluation on Cold-tolerance of Wild Citrus from Guizhou STUDY ON THE BIOLOGY AND CONTROL OF CITRUS PSYLLA The cold resistance of two winter wheat cultivars appraised by the freezing method in a experiment room Evaluation of Frost Resistance Ability of Different Walnut Cultivars The effects of constant and variable thermal acclimation on thermal tolerance of the common giant toad tadpoles (Bufo gargarizans) A Study on Cold Tolerance Difference and Its Mechanisms in Azalea Cultivars Evaluation on Cold Resistance of Four Juglans Species in Leaf-expansion Period