病害消长过程大体有始发期、始盛期、盛发期、停滞期4个阶段。
The disease development process mainly includes 4 stages: beginning period, full incidence beginning period, full incidence period and Stagnant period.
病害消长过程大体有始发期、始盛期、盛发期、停滞期4个阶段。
The disease development process mainly includes 4 stages: beginning period, full incidence beginning period, full incidence period and Stagnant period.
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