Liupanshui Meteorological Bureau of Guizhou Province Liupanshui 553000 China;
Liupanshui Meteorological Bureau of Guizhou Province Liupanshui 553000 China;
Liupanshui Meteorological Bureau of Guizhou Province Liupanshui 553000 China;
Liupanshui Meteorological Bureau of Guizhou Province Liupanshui 553000 China;
Liupanshui Meteorological Bureau of Guizhou Province Liupanshui 553000 China;
Flowering stage; Pollination stage; Cold temperature; High temperature; Influence;