Acquisition and identification of cold-resistant somatic mutants of centipedegrass Seasonal changes of freezing tolerance and its relationship to the contents of carbohydrates, proline, and soluble protein of Zoysia The LT50 and Cold Tolerance Adaptability of Chrysanthemum During a Natural Drop in Temperature Evaluation and variation analysis of cold tolerance in Eremochloa ophiuroides The LT50 and Cold Tolerance Adaptability of Chrysanthemum During a Natural Drop in Temperature The Study on Cold Resistance of Different Citrus medica Strains The Study on Cold Resistance of Different Citrus medica Strains A Study on Cold Tolerance Difference and Its Mechanisms in Azalea Cultivars Winter Injury Index and Lethal Low Temperature for Introducted AmericanAlmond in Lanzhou, China Assessment of Cold-Tolerance of China’s Zoysia spp. Effects of transient exposure to extremely high temperatures on egg, neonate and adult of Ostrinia furnacalis A Study on Cold Tolerance Difference and Its Mechanisms in Azalea Cultivars Mea surement of Cold Tolerance Ba sed on REC and the Log istic Equa tion inCam ellia h iem a lis ‘Shishi Ga shira’