桂花葉片尾端枯焦,是桂花褐斑病的特徵。受病輕為時只影響美觀,但嚴重時會造成落葉。少了葉子讓植株生長稀疏,畢竟葉片是製造養分的重要器官,最終可能導致植株衰弱枯死。 桂花褐斑病 別名:桂花赤斑病、桂花葉枯病、枯斑病
延生的读音是yánshēng,解释是:①延年。②繁衍生长。反义词是:死亡。
晟(汉语文字)
February 23 is the 54th day of the year in the Gregorian calendar; 311 days remain until the end of the year (312 in leap years). Events. ... [2] 628 – Khosrow II, last Sasanian shah of Iran, is overthrown. [3] 705 – Empress Wu Zetian abdicates the throne, restoring the Tang dynasty. [4] See more
桂花葉枯病