Analysis on climatic characteristics of estival muggy weather in fuling .
涪陵高温闷热天气的气候特征分析。
Field research was conducted on 7 host tree species and lac insect population dynamic of lac insect during estival generation .
对紫胶蚧夏代的7种寄主植物生长情况及紫胶蚧死亡状况进行了研究。
The community characteristics of the vernal tea stage of contour tea plantation and flat tea plantation were also the most similar and the autumnal tea stage of three tea plantation types to the estival tea stage of flat tea plantation secondly .
等高茶园和平地茶园春茶的群落特征最相似,其次为3种类型茶园秋茶及平地茶园夏茶。
The flood of yellow river is always the serious trouble of chinese , and ice flood disaster have the maximum influencing factors and the most complicated flooded theory , it was concluded with ancient adage " the ice flood burst and official innocence " and " estival flood easily prevented and ice flood hardly defended " .