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How to prevent and cure corn brown spot?

Published: 2024-11-22 Author: mysheen
Last Updated: 2024/11/22, How to prevent and cure corn brown spot? Please guide, corn brown spot can be controlled as follows: (1) rational fertilization. Apply sufficient base fertilizer, pay attention to the combination of nitrogen, phosphorus and potassium fertilizer, prevent partial application of nitrogen fertilizer and enhance plant disease resistance. (2) early prevention. Hybrids with Huangzao 4 lineage are susceptible to brown spot. At the 5-6 leaf stage.

How to prevent and cure corn brown spot? Please guide, corn brown spot can be controlled as follows: (1) rational fertilization. Apply sufficient base fertilizer, pay attention to the combination of nitrogen, phosphorus and potassium fertilizer, prevent partial application of nitrogen fertilizer and enhance plant disease resistance. (2) early prevention. Hybrids with Huangzao 4 lineage are susceptible to brown spot. In the 5-6 leaf stage, spray 1 500 times with 25% triadimefon wettable powder. (3) Pesticide control. Spray 25% triadimefon wettable powder 1 500 times, or 12.5% Heguoli wettable powder 1 000 times, or 50% carbendazim wettable powder 500 times 800 times during the trumpet stage. In order to improve the control effect, potassium dihydrogen phosphate can be applied in the solution to promote the health of corn and improve the ability of disease resistance. Click to get more corn planting techniques click to get more food crop planting techniques

 
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