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V (m 3 /rai/yr) 0.743 0.769 0.803 0.802 V (m 3 /rai/yr) 0.444 0.458 0.538 V (m 3 /rai/yr) 0.458 0.496 0.547 0.565 V (m 3 /rai/yr) 0.631 0.667 0.736 0.742

Growth rates MAI G (m 2 /rai/yr) 0.09 0.09 0.10 0.10 Growth rates MAI G (m 2 /rai/yr) 0.05 0.05 0.06 Growth rates MAI G (m 2 /rai/yr) 0.06 0.07 0.07 0.07 Growth rates MAI G (m 2 /rai/yr) 0.08 0.08 0.09 0.09

V (m 3 /rai) 1.515 1.817 0.781 V (m 3 /rai) 0.833 2.791 V (m 3 /rai) 1.481 1.912 1.097 V (m 3 /rai) 1.536 2.454 0.915

CAI G (m 2 /rai) 0.15 0.17 0.07 CAI G (m 2 /rai) 0.07 0.30 CAI G (m 2 /rai) 0.17 0.21 0.12 CAI G (m 2 /rai) 0.11 0.22 0.11

Total production V v (m 3 /rai) (m 3 /tree) 21.557 0.348 23.073 0.372 24.890 0.401 25.671 0.414 Total production V v (m 3 /rai) (m 3 /tree) 11.991 0.324 12.824 0.356 15.615 0.400 Total production V v (m 3 /rai) (m 3 /tree) 11.909 0.163 13.390 0.183 15.302 0.213 16.399 0.228 Total production V v (m 3 /rai) (m 3 /tree) 15.133 0.192 16.669 0.214 19.123 0.248 20.038 0.260

dḡ (cm) 23.49 24.13 24.85 25.16 dḡ (cm) 20.86 21.73 23.12 dḡ (cm) 16.70 17.57 18.71 19.26 dḡ (cm) 17.99 18.58 19.64 20.09

d (cm) 22.80 23.52 24.24 24.54 d (cm) 20.09 20.97 22.37 d (cm) 15.70 16.50 17.48 18.09 d (cm) 17.56 18.13 19.17 19.60

(m 2 /rai) (m 2 /rai) (m 2 /rai) (m 2 /rai)
G 2.69 2.83 3.01 3.08 G 1.26 1.34 1.64 G 1.60 1.77 1.98 2.10 G 2.01 2.12 2.33 2.44
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hd (m) 19.13 19.65 19.98 20.14 hd (m) 23.19 23.53 23.87 hd (m) 17.56 18.05 18.61 19.01 hd (m) 16.31 17.21 18.53 18.83

(stem/rai) 62 62 62 62 (stem/rai) 37 36 39 (stem/rai) 73 73 72 72 (stem/rai) 79 78 77 77
N N N N
Table 3 Simple yield table of various teak stands

Age (year) 29 30 31 32 Age (year) 27 28 29 Age (year) 26 27 28 29 Age (year) 24 25 26 27

Location Latyao, Nakhonsawan Location Latyao, Nakhonsawan Location Latyao, Nakhonsawan Location Latyao, Nakhonsawan

Plot No. LY 20-1 Plot No. LY 22-1 Plot No. LY 23-1 Plot No. LY 25-1