A Preliminary Study on Leaf Smut of Rhubarb
- VernacularTitle:大黄叶黑粉病研究初报
- Author:
Shengrong WANG
;
Hongcai BAI
- Publication Type:Journal Article
- From:
Chinese Traditional and Herbal Drugs
1994;0(03):-
- CountryChina
- Language:Chinese
-
Abstract:
A new disease of Rhubarb occured in Gansu Province of China was reported.The disease appears along the veins of lower leaf surface of Rhuaarb (Rheum palmatum) with swelling,and shows a reddish-purple color at the beginning and turns pale brown late. On the leaf appears yellowish reticulated sppts, in Petioles the spots are tumourlike blisters arranged in rows.The growth of the smaller and in severe attacks the whole plant eventually withered.The causal pathogen was identified as a smut Thecaphora schwarzmaniana and seems to be the first reported case that occurs in China.Methods for its control are suggested.
