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GUIDE FOR RATING RANGE TREND s• <br /> <br />Considering the potential for this site, class of livestock. season of use. <br />recreational use. fire and other influences. rate the following by giving each <br />item a rating of 4 to 0. Interpolate between indicators for ratings 3. 2 and 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 1s <br />evidence of active tillers. rhizomes, stolons.--•----------(~; <br />Major species not reproducing.--------------•--------------(0) <br />PLA`1T5 RESIDUE AND CURRENT UTILIZATION <br />Litter produced Dy major species s abundant for the <br />site and current utilization is moderate.------------------(4) <br />Litter is absent and utilization is severe.----------------(O) <br />COMPOS7T10N CHANGES <br />Dominant specs of the potential plant corunity are <br />maintaining their place in the stand.----------------------(4) <br />Dominant species are absent or noticeably decreasing in <br />percentage, while minor species and species not native <br />to the corunity are increasing.---------------------------(O) <br />PLAgT VIGOF. <br />( Major species of the potential plant cortr~unity are <br />strong, healtny, prod;,ctive and well rooted.---------------(4} <br />Major species are showing noticeable die-off.--------------(0) <br />SUIt SURFACE rACTOic~ <br />Acc Terate~ soil erosion is not evident. Pest erosion <br />signs ha•:e healed. -Water intake for the kind of soil <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 and 10 inclusive ~ Declining Trend year <br />Total/ <br />3-Year Trend 3 years <br />NOTES <br />~Tt of old cottonwoods have been previously cut <br />eat r [le river t e o ant composition c an¢es - dominance by Plains cottonwood <br />0 <br />•• P.r.nual Palatable Yield is based on the plant species that-are desirable by <br />ttie major aniTal classes planned for. Each plant species considered desir- <br />able should have a / to the left of the name. <br />