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• Table 1. information Used to Classify Browse into Age and Form Class <br />BROWSE AGE AbID FUF@1 CLASS <br />Age Class FbYm Class <br />S Seedling 1. All available, lightly hedged <br />Y Young plant 2. All available, moderately hedged <br />M Mature plant 3. <br />D Decadent plant 4. <br />5. <br />6. <br />7. <br />8. <br />All available, heavily hedged <br />largely available, lightly hedged <br />Tamely available, moderately hedged <br />largely available, heavily hedged <br />Mostly unavailable <br />Unavailable <br />Seedling: Plant up to three years old which has become firnily established, <br />• usually less than 1/8-inch diameter. <br />Younq Plant: Larger, with more crniplex branching and more fibrous bark <br />than seedling, does not show signs of maturity. Usually between 1/8-inch <br />and 1/4-inch diameter. <br />Mature Plant: Complex branching, rounded growth form, larger size. Seed <br />is produced on healthy plants. Generally larger than 1/4-inch diameter. <br />Decadent: Plant regardless of age that is in a state of decline, usually <br />evidenced by 25 percent or more dead branches. <br />Lightly Hedged: 0 to 40 percent of twigs browsed. <br />Moderately Hedged: 41 to 60 percent of twigs browsed. <br />Heavily Hedged: 61B or more of twigs browsed. Degree of hedging is <br />based on leader use over the past three years; current annual growth is <br />not included. <br />All available: Antelope, sheep, white-tailed deer 3.5 feet <br />Mule deer, cattle 5 feet <br />Elk 7 feet <br />largely Available: One-third to two-thirds of plant available to animal. <br />Mostly Unavailable: Less than one-third of plant available. In classifying <br />bzowse for form class, unavailability may be the result of height, location, <br />or density. <br />-11- <br />