疏伐对林木病害的影响

Influence of Thinning in Forest on Tree Diseases

疏伐对林木病害的影响可能因病原物的寄生性、生活史和侵染方式的不同而不同，但在大多数情况下，疏伐可对林木病害发挥抑制作用。今后在森林经营活动中，应及时实施疏伐措施，以便有效地减轻一些病害的发生与发展。

The consequences of thinning in forests are likely to be different according to the parasitic status,the life cycles and the mode of infection of pathogens.In most cases,however,the thinning can reduce the severity of disease,So rational thinning should be used as a control measure of diseases in forest management.