Download Rangeland Science: Terms and Concepts and more Quizzes Theatre in PDF only on Docsity! TERM 1 List and describe 5 rangeland products DEFINITION 1 Livestock-grazing of livestock on plants to gain better yieldfiber products- wood, wool from sheep that have grazed on rangewildlife habitat- wildlife uses range for food/shelterrecreation- human use of range ex- 4 wheelers, hiking, etcminerals- oil, gold, silver, coal, etc. can be mined from range TERM 2 why is range science a multidisciplinary science? DEFINITION 2 because there is so much that goes into understanding the range. EX. you have to know soil science, plant science, animal science. TERM 3 Aspect DEFINITION 3 the predominant direction of the slope of the land TERM 4 drought DEFINITION 4 prolonged dry weather generally when precipitation is 75% of average ammount TERM 5 climate DEFINITION 5 average of prevailing and area over a period of years. TERM 6 orthographic affect DEFINITION 6 movement of air upward. causes condensation/precipitation (rain shadow effect) TERM 7 AUM DEFINITION 7 animal unit month. 1000 lb cow with a calf= 1 AUMhorses=1.25mature sheep 5=1 AUM.15 AUM= 1 lambamount of forage needed by animal unit to forage for 1 month TERM 8 explain tragedy of the commons DEFINITION 8 overuse of rangeland by grazing and recreation TERM 9 hopkins bioclimatic law DEFINITION 9 305 meters altitude same as 107 kilometers north= 173 miles TERM 10 decreaser DEFINITION 10 desirable and easier for livestock to forage TERM 21 C4 DEFINITION 21 warm season less then 1% of all plants TERM 22 CAM DEFINITION 22 cati- night photosynthesis TERM 23 gracing tolerance DEFINITION 23 produce shoots meristem growth TERM 24 avoidance DEFINITION 24 reduce palatability TERM 25 Rangeland DEFINITION 25 uncultivated land that will provide thenecessitiesof life for grazing and browsing animals TERM 26 Range Mangament DEFINITION 26 manipulation of rangeland components to to obtain the optimum combination of goods and services for society on a sustained basis TERM 27 multiple use DEFINITION 27 Use of range for more than one purpose for example grazing of livestock, wildlife production, recreation, watershed and timber production TERM 28 soil texture DEFINITION 28 the size of the mineralparticlescomprising the soil TERM 29 explain grazing tolerance DEFINITION 29 grazing the plant to a certain point but not going too far so that the plant is able to regrow quickly and is not stunned from the growth TERM 30 what is the difference between C3 and C4 plants DEFINITION 30 C3- cool seasonC4- warm season plants TERM 31 list 5 characteristics of a forb DEFINITION 31 has a flower/ showy.biannualhas to be planted to produce seedshas broad leavessolid stem, leaves net-like TERM 32 why must plants store carbohydrates? DEFINITION 32 so that they can be more tolerant to grazing and are able to come back. also helps with photosynthesis and creating new seed and plants TERM 33 what is "R" species DEFINITION 33 reproductive annuals TERM 34 why are carbohydrate reserves in plant tissue poor indicators of a plants ability to tolerate grazing? DEFINITION 34 because it changes daily.
