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一、森林病虫害的预测预报森林病虫害的预测预报是进行防治的前提,只有把病虫害情况预测预报得准确及时,才能正确地制订防治计划和措施,有效地控制病虫害的蔓延,保证森林的健康生长。下面主要讲讲森林病虫发生期的预测预报和发生量的预测预报。
I. Prediction and Forecast of Forest Pests and Diseases Prediction and forecast of forest pests and diseases are the preconditions for prevention and control. Only when the forecast of pests and diseases are accurate and timely, can we formulate prevention and control plans and measures correctly and effectively control the spread of pests and diseases and ensure the healthy growth of forest. The following mainly talk about the prediction of forest pest occurrence and forecast the amount of occurrence and forecast.