79.4. Where the holder of a forest management permit plans and carries out block cutting, cutting with regeneration and soil protection or strip cutting with regeneration and soil protection, the holder must ensure that a forest area made up of trees, bush or shrub 3 m tall or more on average, over at least 200 m in width is located
(1) on the perimeter of a block cutting harvest area except for the part of the perimeter alongside the 20 m forest strip to be left around a lake or alongside a watercourse more 35 m wide;
(2) between a residual forest and a block cutting harvest area to be used as travel corridor for wildlife.
The width of the forest area referred to in the first paragraph may, for the purposes of the first paragraph, be only 100 m if the harvest areas forming a single block are smaller than 25 ha.
The forest area referred to in the preceding paragraphs shall be preserved until the regeneration of the block cutting harvest area, established in accordance with section 90, is 3 m tall or more on average.