摘要
对坝光银叶树Heritiera littoralis湿地园开展有害生物调查,收集并鉴定有害生物72种,其中有害杂草5种、寄生植物2种、病害20种、虫害45种。红火蚁Solenopsis invicta和薇甘菊Mikaniamicrantha属于外来入侵检疫性有害生物,八点广翅蜡蝉Ricania speculum在公园内危害严重,对主要有害生物应加强预测预报、及时防治。
Harmful organisms of forest trees were investigated, 72 species were found, among which, 5 species were troublesome weeds, 2 species were plant parasitics, 20 species were diseases and 45 species were pests. Solenopsis invicta and Mikania micrantha belonged to quarantining harmful organisms, Ricania speculum was severed damaged pest. It would be very important to forecast and predict the population dynamics of main harmful organisms, and take some relevant controlling methods in corresponding stages.
引文
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