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<br />GUIDE FOR RATING RANGE TREND <br />l <br />Considering the potential for this s1te. class of livestock, season of use. <br />recreational use, fire end other influences, rate the following by gluing each <br />item • rating of 4 to 0. Interpolate between indicators for ratings 3. 2 end 1. <br />Trend Indicators <br />REPRODUCTION <br />major species of the potential plant community are pro- <br />ducing seedlings, plants are of mixed ages: there is <br />evidence of active tillers. rhizomes, stolons.-------------(~; <br />Major species not reproducing.-----------------------------(0) <br />PLANTS RESIDUE AND CURRENT UTIL]ZATION <br />Litter produced by major species ~s abundant for the <br />site and current utilization is moderate.------------------(4; <br />Litter is absent and utilization is severe.----------------(0) <br />COMPOSITION CHANGES <br />Dominant species of the potential plant community are <br />maintaining their place in the stand.----------------------(A) <br />Dominant species are absent or noticeably decreasing in <br />percentage, while minor species and species not native <br />to the community are increasing.---------•-----------------(O) <br />PLA~~7 VIGOF. <br />( Hajor Species of the ,potential plant community are <br />strong, healthy, prod:,ctive and well rooted.---------------(4) <br />Major species are showing noticeable die-off.--------------(0) <br />5Ull ~Ur1FACE 'rACTOic~ <br />Accelerated soil erosion is not evident. Past erosion <br />sig..^.s ha:e healeC. -Water intake for the kind of soil <br />is favorable.----------------------------------------------(4) <br />Accelerated erosion is obvious. Soil stability is poor <br />as seen by failure of erosion signs to be healing. <br />Water intake for the kind of soil is unfavorable.----------(0) <br />Ratings between li and 20 inclusive Improving Trend <br />Total/ <br />Ratings between 0 anC 1D inclusive Declining Trend year <br />Total/ <br />3-Year Trend 3 years <br />NDTES <br />~t of old cottonwoods have been previously cut_ <br />ea~rT-river t e p ant compose[ion c anges - dominance by Plains cottonwood <br />an amar s wi- tl~-an un~3erstorv o rta lets or annuals (kochia and little <br />~• Annual Palatable Yield is based on the plant species that~are desirable by <br />the major ani:ral classes planned for. Each plant species considered desir- <br />able should have a / to the left of the name. <br />s. <br />