EFFECTS OF SAND BURIAL AND SEED SIZE ON SEED GERMINATION AND SEEDLING EMERGENCE OF PSAMMOCHLOA VILLOSA Effect of burial and environmental factors on seedling recruitment of Quercus liaotungensis Koidz Seedling emergence and growth responses of five desert species to sand burial depth Species preference and spatiotemporal patterns of predation by rodents Seedling emergence of three Chenopodiaceae annuals in response to different sand burial depths and irrigation regimes Seed Germinative strategy and ecological adaptability of Corisperimum patelliforme