學習快評丨禁室培欲3:香港情夜
2025-03-27 08:22:47 來源:新華網(wǎng)
原標題：禁室培欲3:香港情夜
學習快評丨qibao666888 第?(di)二??(er)個??(ge)高??(gao)發(fā)?(fa)期??(qi)在??(zai)夏??(xia)秋??(qiu)季??(ji)??，以??(yi)致??(zhi)敏??(min)性??(xing)強??(qiang)的??(de)草??(cao)本??(ben)植??(zhi)物??(wu)開??(kai)花??(hua)為??(wei)主??(zhu)??，包?(bao)括??(kuo)蒿??(hao)屬??(shu)、草??(cao)屬??(shu)、豚??(tun)草??(cao)屬??(shu)、藜??(li)科?(ke)和??(he)莧??(xian)科??(ke)等??(deng)??。?? 風??(feng)媒??(mei)花??(hua)粉??(fen)指??(zhi)借??(jie)助?(zhu)風??(feng)力??(li)傳??(chuan)播??(bo)授??(shou)粉??(fen)的??(de)花??(hua)粉??(fen)??，一??(yi)般??(ban)花??(hua)粉??(fen)粒??(li)小??(xiao)、質(zhì)??(zhi)輕??(qing)、量??(liang)多??(duo)??，如??(ru)柏??(bai)樹??(shu)、楊??(yang)樹??(shu)、柳??(liu)樹??(shu)、樺??(hua)樹??(shu)、梧??(wu)桐??(tong)等??(deng)；它??(ta)的?(de)特??(te)點??(dian)是??(shi)花??(hua)型??(xing)較??(jiao)小??(xiao)、色??(se)淺??(qian)、無??(wu)香?(xiang)味??(wei)??，數(shù)??(shu)量??(liang)多??(duo)??，花??(hua)粉??(fen)傳??(chuan)播??(bo)面??(mian)積??(ji)很??(hen)廣??(guang)、在??(zai)空??(kong)氣??(qi)中??(zhong)停??(ting)留??(liu)時??(shi)間?(jian)長??(chang)?。??。
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