. Levels-of-growing-stock cooperative study in douglas-fir : report no. 11--Stampede Creek : a 20-year progress report. . 30 35 âJâ 40 ~1 46 -J- 50 55 Age (period midpoint [years]) Figure 10âTrends of periodic annual survivor diameter increment (treatment means) in relation to age for treatments 1, 3, 5, and 7, and the control. £ CO % IS ja "55 7 - 6 - 5 - 4 - 3 - 2 - 1 - o TP-2 + TP-3 â TP-4 I 20 I 40 o o 8<f+ -T- 80 80 100 I 120 140 âIâ 160 180 I 200 I 220 Basal area (fta/acre) Figure 11âRelation of periodic annual net basal area increment (treatment means) to basal area (period mid
. Levels-of-growing-stock cooperative study in douglas-fir : report no. 11--Stampede Creek : a 20-year progress report. . 30 35 âJâ 40 ~1 46 -J- 50 55 Age (period midpoint [years]) Figure 10âTrends of periodic annual survivor diameter increment (treatment means) in relation to age for treatments 1, 3, 5, and 7, and the control. £ CO % IS ja "55 7 - 6 - 5 - 4 - 3 - 2 - 1 - o TP-2 + TP-3 â TP-4 I 20 I 40 o o 8<f+ -T- 80 80 100 I 120 140 âIâ 160 180 I 200 I 220 Basal area (fta/acre) Figure 11âRelation of periodic annual net basal area increment (treatment means) to basal area (period midpoint), all treatments, treatment periods 2, 3, and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Curtis, Robert O. cn; Pacific Northwest Research Station (Portland, Or. ) cn. Portland, Or. : U. S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity
