EFFECTS OF ARBUSCULAR MYCORRHIZAL FUNGAL INOCULATION ON GROWTH AND NUTRIENT UPTAKE OF TWO EPHEMERAL PLANTS Phenology and sex expression of Junggar desert ephemerals Neotorularia korolkovii and Isatis violascens (Brassicaceae) Reviews on Special Mechanisms of Adaptability of Early-Spring Ephemeral Plants to Desert Habitats in Xinjiang Seasonal Nitrogen Retention in Temperate Hardwood Forests