n. [植] 器孢子
1.Fig. 4. Pycnidiospore survival of Didymella bryoniae placed at soil surface, 5, 15, and 30cm below ground at field.
图四、在土壤表面、地表下5、15及30公分土壤深度的瓜类蔓枯病菌柄孢子存活情形。
2.Fig. 4. Pycnidiospore survival of Didymella bryoniae placed at soil surface, 5, 15, and 30cm below ground at field.
图四、在土壤表面、地表下5、15及30公分土壤深度的瓜类蔓枯病菌柄孢子存活情形。