. Cooperative economic insect report. Beneficial insects; Insect pests. NUMBER OF 8- FOOT BOLTS (4 OR LARGER") PER TREE. 12 3 4 5 6 fi 7 e 9/ I 3 4 6 7 9 10 12 13 15 10 i I 12 13 14 15 16/18 19 21 22 24 25 27 2 17 IS IS 19 20 21/30 31 33 34 36 37 39 40 22 23 24 25 26 27 / 42 43 45 46 48 49 51 52 1 6 7 9 10 12 /16 18 19 21 22 24 25 27/ 24 / 28 30 31 33 34 36 37 39/43 2 3 56 810 II /2 5 7 10 12 15 17 2022 13 14 16 IS / 25 27 30 32 35 37 40/ 31 35 38 19 21 22 24/42 46 47 50 52 55 57/60 63 56 26 27 29 30 /60 62 64 67 69 72 74/87 91 94 2 5 7 10 12 15 22 25 27 30 32 35 37/ 31 35 38 42 18 192122
. Cooperative economic insect report. Beneficial insects; Insect pests. NUMBER OF 8- FOOT BOLTS (4 OR LARGER") PER TREE. 12 3 4 5 6 fi 7 e 9/ I 3 4 6 7 9 10 12 13 15 10 i I 12 13 14 15 16/18 19 21 22 24 25 27 2 17 IS IS 19 20 21/30 31 33 34 36 37 39 40 22 23 24 25 26 27 / 42 43 45 46 48 49 51 52 1 6 7 9 10 12 /16 18 19 21 22 24 25 27/ 24 / 28 30 31 33 34 36 37 39/43 2 3 56 810 II /2 5 7 10 12 15 17 2022 13 14 16 IS / 25 27 30 32 35 37 40/ 31 35 38 19 21 22 24/42 46 47 50 52 55 57/60 63 56 26 27 29 30 /60 62 64 67 69 72 74/87 91 94 2 5 7 10 12 15 22 25 27 30 32 35 37/ 31 35 38 42 18 192122/40 42 45 47 50 52 55/60 63 66 70 2 6 7 10/4 7 II 15 18 22 26 / 5 16 15 20 25 30 12 15 17/ 29 33 37 40 44 48 /46 51 56 61 66 ' 202225/51 55 59 62 66 70/81 86 91 96 101 f5 10 15 20 25 30 35 NUMBER OF 16-FOOT LOGS (8" OR LARGER! PER TREE 23345|234679 10I2 13 / 2 4 6 8 IO 12 1 6 6 7 8 8 9 10 115 16 IS 19 21 22 24 / 16 20 22 24 26 28 30 / 25 27 28 30 31 33 34 / 32 34 36 38 40 42 â 14 15 15 16 17 I 36 37 39 40 42 43 46 / 46 48 50 52 54 56 58 / RECOMMENDED CUT (NET) / ACRE /IMPROVEMENT 23346/234679 10 12 13/2468 10 6 6 7 S 8 9 10 15 16 18 19 21 22 24 / 18 20 22 24 26 28 30 / 12 13 13 I 25 27 26 30 31 33 34 / 32 34 36 38 40 42 44/ 233451234679 10 12/2468 10 121 PERIOD SPEC. TOTAL NET VOLUiirr" 2 6 7 10 12 14 17 19/ 3 7 10 13 16 20 23/4 8 12 16 20 23/ 22 24 29 29 31 34 36 / 26 30 33 36 40 43 46/ 27 31 35 39 43 47 / 24 29 34 39 f SPECIES | CORDS TM. BD FT 15 17 IS 20 I 38 41 43 46 48 50 53/ 50 53 56 59 63 66 69/51 55 68 62 66 70/44 48 53 58 21 22 24 25 I 55 58 60 62 65 67 70 / 75 76 79 82 868992 / 74 78 82 86 90 94 / 63 68 73 78 / 3 4 6 7 8 2 5 7 10 12 14 17 1 IS 14 I 22 24 29 29 31 15 17 18 201 36 38 41 43 46 â I 3 7 10 13 16 20 23/4 8 12 16 20 23/ (26 30 33 36 40 43 / 27 31 35 39 43 47 / 24 29 34 39 / f 46 50 53 56 59 63 / 51 66 58 62 66 70 / 44 49 53 68 | 13 4 6 7 8 I 2 5 7 10 12 14 17 19 / 3 7 10 13 16 20 2"37 12 16 20 23/5 10 15 19 24 f 24 6 8 10 1214 7 10 14 18 21
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Keywords: ., bookcentury1900, booksubjectbeneficialinsects, booksubjectinsect
