Rice blast prevention and control method

Rice blast is a devastating disease, and it is mainly used to prevent and control leaf blast and rice blast.

1. Prevention and control of leaf blast: When there are lesions in the field, use 20% tricycloazole wettable powder 100g, spray with 45kg of water; 30% clean emulsifiable concentrate 15ml, spray with 45kg of water, 50 % thiazolidine 200-250 ml / acre, even twice, every 5-7 days.

2. Prevention and control of rice blast: The best period for controlling rice blast is the rupture period. The dosage of the medicinal agent is: (1) 75% tricyclazole WP powder for 30g; (2) 40% Fuji No. 1 emulsifiable milk 150 ml; (3) 21, 2% plus heat will be 100 grams. Choose one of the three kinds of medicinal agents, control with 45 kg of water spray, and prevent it three times, once every 5-7 days.

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