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Buffer areas which have been broken or cultivated within the past ten (10) <br />consecutive years must be restored lo a condition consistent with an <br />acceptable buffer area defined in Section 78-160S(bXl)> a restoration or <br />landscape plan must be submitted to the Planning Director, which <br />restoration shall include, replanting and maintaining according to each of <br />the following guidelines: <br />Buffer areas shall be planted with a seed mix containing one <br />hundred (100%) percent perennial native plant species, except for a <br />one-time planting of an aiuiual nurse or cover crop such as oats or <br />The seed mix to be used shall consist of at least twelve (12) pounds <br />pure live seed (PLS) per acre of native prairie grass seed and five <br />(S) pounds PLS per acre of lutive forbs. Native prairie grass and <br />native forb mixes shall contain no fewer than four (4) and five (5) <br />species respectively. <br />The annual nurse or cover crop shall be applied at a rate of twenty <br />(20) pounds per acre. <br />to forbs and grasses <br />Shrubs aad/or trees shall be distributed so as to provide a natural <br />i4)pearance aiKl shall not be planted in rows. <br />Native pnurie grasses and forbs shtdl be planted by a qualified <br />contractor. <br />No fertilizer shall be used in establishing new buffer zones, except <br />on highly disturbed sites when deemed necessary to establish <br />acceptable buffer vegetation and then limited to emounts indicated <br />by an accredited soil testing laboratory. <br />All seeded areas shall be mulched immediately with clean straw at <br />a rate of one and one half (\ 'A) tons per acre. Mulch shall be <br />anchored with a disk or tackifier. <br />Buffer areas (both natural and created), shall be protected by silt <br />fence during construction and the fence shall remain in place until <br />the area crop is established, and at that time the fence shall be <br />removed. <br />i