搜索结果: 1-1 共查到“植物保护学 Sierra Leone”相关记录1条 . 查询时间(0.052 秒)
First report of Pseudocercospora angolensis causing leaf and fruit spot of Citrus in Sierra Leone
Phaeoramularia angolensis Cercospora angolensis cercosporiose
2014/11/25
In 2006, citrus fruit and leaves affected by dark brown lesions were noticed in orchards around Makeni in central Sierra Leone . The problem was considered widespread in the area by officers of the lo...