199 - 
COLORADO 
The percentages of individuals of the various species present in Colorado, 
arranged according to crops infested, are summarized as follows: . 
Small grain Percent Alfalfa Percent 
1. Melanoplus mexicanus 21 
2. M. bivittatus 12 
3. M. different! ali st 10 
4. M. lakinusT 7 
5. M. femur- ruh rum 6 
6. 37 other sp. and unde t. 40 
7. Nymphs 4 
Corn and sorghums 
1. Melanoplus mexicanus 22 
2. M. different! alis-T--r 18 
3. M. hivittatus 13 
4. M, foedus foedusr- 9 
5. Aeoloplus turnbullii bruneri 6 
6. 20 other sp. and undet. 29 
7. Nymphs 3 
Beans 
1. Melanoplus differential! s 21 
2. M. mexicanusT 19 
3. Hesperotettix speciosus 12 
4. M. packardii 12 
5. M. bivitattus 10 
6. 11 other sp. 24 
7. Nymphs 2 
Restoration (wee dy ) 
1. Melanoplus mexicanus 20 
2. Aeoloplus turnbullii bruneri 12 
3. M. femur-rubrum 11 
4. M. lalcinus 11 
5. M. bivit tabus 8 
6. 41 other sp. and undet. 37 
7. lymphs 1 
1. Melanoplus femur-rubrum — ^ ' 20 
2. M, differential! s 14 
3. M. mexicanus-' ' 14 
4. M. bivittatus 1 13 
5. M. lakinus-r : 10 
6. 23 other sp. and undet. 10 
7. Nymphs 10 
Sugar beets 
1. Melanoplus differential! s ' 31 
2. li. bivittatus ' 18 
3. M. femur-rubrum 13 
4. M. lakinus ' 10 
5. Aeoloplus turnbullii bruneri 8 
6. 14 other sp. and undet, 11 
7. Nymphs 9 
Range 
1. Melanoplus mexicanus 21 
2. Aeoloplus turnbullii bruneri 12 
3. M. foedus foedus 9 
4. M. angustipenni s 6 
5. Aulocara elliotti 4 
6. 41 other sp. and undet. 38 
7. Nymphs 10 
Bottom grass 
1. Melanoplus femur-rubrum 13 
2. Phoetaliotes nebrascensis 11 
3. M. mexicanus 8 
4. M. bivittatus 7 
5. Bo ope don nubilum 7 
6. 28 other sp. and undet. 52 
7. ifymphs 2 
LIBRARY 
STATE PLANT BOARD 
