MySheen

Control methods of anthracnose in Magnolia

Published: 2024-11-22 Author: mysheen
Last Updated: 2024/11/22, The main results are as follows: (1) strengthen the management of water and fertilizer, increase the application of organic fertilizer and enhance plant disease resistance. (2) cut off the diseased leaves on the tree in time, clean the diseased and withered leaves on the ground, concentrate and bury them deeply, and reduce the source of infection. (3) at the initial stage of the disease, 84.1% Dobao wettable powder and 77% Kesha wettable powder were sprayed every 15 days for a total of 2 times. In the future, depending on the condition, spray 75% chlorothalonil wettable powder with a dose of 600 to 1000 times and 70% anthrax Fumei.

The main results are as follows: (1) strengthen the management of water and fertilizer, increase the application of organic fertilizer and enhance plant disease resistance.

(2) cut off the diseased leaves on the tree in time, clean the diseased and withered leaves on the ground, concentrate and bury them deeply, and reduce the source of infection.

(3) at the initial stage of the disease, 84.1% Dobao wettable powder and 77% Kesha wettable powder were sprayed every 15 days for a total of 2 times. Depending on the condition, spray 75% chlorothalonil wettable powder 600 × 1000 times solution and 70% anthrax Fumei 500 solution and 65% Dysen zinc wettable powder 500 times solution 50% carbendazim wettable powder + 75% chlorothalonil wettable powder 800 times solution 50% mixed sulfur suspension 500 times solution 70% methyl thiophanate ultrafine wettable powder 1500 times solution and so on.

 
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