Effects of Different Foliar Immune Inducers on Growth and Resistance of Tobacco
- Received Date: 21/12/2022
-
Key words:
- tobacco /
- immune inducers /
- disease resistance /
- growth
Abstract: In order to explore the effect of different foliar immune inducers applications on resistance and growth of tobacco, a field plot experiment was carried out in Fengjie Base of Chongqing to investigate the effects of different foliar immune inducers on growth and resistance of plants in the mid-growth stage of tobacco. The results showed that spraying ZNC and CHI in the middle stage of tobacco growth could significantly reduce the incidence of tobacco virus disease, tobacco wildfire disease and tobacco brown spot disease. ZNC and CHI could promote the growth of tobacco plants to a certain extent, and CHI could also significantly improve the quality of tobacco leaves. Spray of Jinong organic fertilizercan significantly promote the plant height and leaf area, and has a significant effect on the growth of tobacco plants, also significantly improves the yield and income of tobacco.