Page 63 - การประมาณมวลชีวภาพ

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ตารางที่ 8 สมการทีใชในการประมาณปริมาตรลําตนและมวลชีวภาพของตนไมในสวนปาสนคาริเบียอายุ 29 ป ในพื้นที่ตางๆ

2
2
Station Status Equation R Adjust value Equation R Adjust value
2 0.8711
Dong Lan, Spacing: 3 x 3 m Stem V over bark = 0.0008 (DBH) 2.0729 0.9676 1.0037 V over bark = 0.0001 (D H) 0.9733 1.3858
2 0.8632
Khon Kaen Height: 28.65 + 2.86 m V under bark = 0.0007 (DBH) 2.0584 0.9639 1.0624 V under bark = 0.0001 (D H) 0.9656 1.3243
2 0.9423
DBH: 30.63 + 5.20 cm Biomass W = 0.2833 (DBH) 2.2285 0.9285 1.0115 W = 0.0404 (D H) 0.9456 1.0093
S
S
Density: 85 trees/rai W = 0.0741 (W ) 0.9308 0.9431 0.9655
B
S
W = 1.914 (W ) 0.5876 0.8772 1.0229
L
B
W = 0.0616 (DBH) 2.2855 0.9745 1.0071
R
2 0.9326
Khong Spacing: 3 x 6 m Stem V over bark = 0.0007 (DBH) 2.079 0.9606 0.9447 V over bark = 0.00007 (D H) 0.9804 1.0184
2 0.937
Chiam, Height: 21.19 + 3.37 m V under bark = 0.0006 (DBH) 2.0811 0.9499 0.9414 V under bark = 0.00006 (D H) 0.9765 0.9773
2 0.9859
Ubon DBH: 29.96 + 7.01 cm Biomass W = 0.1705 (DBH) 2.1959 0.9453 1.0102 W = 0.0161 (D H) 0.9665 1.0083
S
S
1.6761
B
Ratchathani Density: 47 trees/rai W = 0.003 (W ) 0.9123 1.0685
S
W = 2.7412 (W ) 0.5622 0.8429 1.0661
B
L
2 0.9897
In Takin, Spacing: 3 x 3 m Stem V over bark = 0.0003 (DBH) 2.357 0.9801 0.9194 V over bark = 0.00004 (D H) 0.9885 1.0060

2 1.0326
Chiang Mai Height: 23.79 + 4.00 m V under bark = 0.0002 (DBH) 2.4539 0.9651 0.8605 V under bark = 0.00002 (D H) 0.9775 1.1340
2 1.0276
DBH: 28.07 + 6.63 cm Biomass W = 0.0946 (DBH) 2.4488 0.9516 1.0079 W = 0.0129 (D H) 0.9586 1.0069
S
S
Density: 66 trees/rai W = 0.034 (W ) 1.1854 0.8888 1.1921
S
B
W = 1.2451 (W ) 0.6667 0.8310 1.1167
L
B
2 0.9677
Huey Bong, Spacing: 3 x 3 m Stem V over bark = 0.0002 (DBH) 2.3519 0.9850 1.1633 V over bark = 0.00005 (D H) 0.9924 0.9421
2 0.9708
Chiang Mai Height: 21.08 + 2.01 m V under bark = 0.0002 (DBH) 2.3488 0.9634 0.9197 V under bark = 0.00004 (D H) 0.9795 0.8925
2 0.9781
DBH: 25.63 + 5.97 cm Biomass W = 0.1009 (DBH) 2.3642 0.9669 1.0131 W = 0.0193 (D H) 0.9851 1.0065
S
S
Density: 88 trees/rai W = 0.0003 (DBH) 3.3987 0.9273 1.0865
B
W = 1.1055 (WB) 0.7364 0.9104 1.1265
L
2 0.9662
Stem V over bark = 0.0003 (DBH) 2.3204 0.9549 1.0038 V over bark = 0.00005 (D H) 0.9843 1.0104
2 0.9949
V under bark = 0.0002 (DBH) 2.3713 0.9239 1.0786 V under bark = 0.00003 (D H) 0.9668 1.0735
2 1.0353
All (29 yrs) Biomass W = 0.093 (DBH) 2.4436 0.8691 1.0428 W = 0.012 (D H) 0.9275 1.0235
S
S
W = 0.0013 (DBH) 2.9956 0.7868 1.0997
B
0.66
W = 1.4993 (W ) 0.7840 1.1064
L
B

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