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Table 2. Feasibility of Eucalyptus fuelwood production on <strong>for</strong>est land (1,000 rai/year) in 1988.<br />

Sjacing<br />

m<br />

lx1<br />

3-yr felling cycle<br />

Chopstick fuelwood<br />

1x2<br />

3-yr felling cycle<br />

Chopstick fuelwood<br />

2x2<br />

3-yr felling cycle<br />

Chopstick fuelwood<br />

2x4<br />

3-yr felling cycle<br />

Chopstick fuelwood<br />

4x4<br />

3-yr felling cycle<br />

Chopstick fuelwood<br />

4x4<br />

3-yr felling cycle<br />

Large fuelwood<br />

4x4<br />

5-yr felling cycle<br />

Large fuelwood<br />

Note: US$1 = 25 Baht<br />

Present Worth Present Worth<br />

Discount Rate Costs Benefits<br />

% Baht/Rai Baht/Rai<br />

8<br />

10<br />

12<br />

14<br />

8<br />

10<br />

12<br />

14<br />

8<br />

10<br />

12<br />

14<br />

8<br />

10<br />

12<br />

14<br />

8<br />

10<br />

12<br />

14<br />

8<br />

10<br />

12<br />

14<br />

8<br />

10<br />

12<br />

14<br />

7895.95<br />

7455.53<br />

7062.39<br />

6709.94<br />

6250.42<br />

5855.16<br />

5504.15<br />

5191.12<br />

5445.93<br />

5066.85<br />

4731.54<br />

4433.69<br />

5083.86<br />

4710.24<br />

4380.46<br />

4088.18<br />

4810.62<br />

4451.79<br />

4135.14<br />

3854.56<br />

4810.62<br />

4451.79<br />

4135.14<br />

3854.56<br />

6434.42<br />

5717.71<br />

5123.60<br />

4627.02<br />

(i'7<br />

12534.37<br />

11199.35<br />

10043.04<br />

9037.58<br />

7098.63<br />

6342.57<br />

5687.72<br />

5118.31<br />

6955.01<br />

6214.22<br />

5572.61<br />

501 .71<br />

5439.66<br />

4860.29<br />

4358.49<br />

3922.15<br />

3798.16<br />

3393.63<br />

3043.25<br />

2738.58<br />

3002.98<br />

2683.12<br />

2406.08<br />

2165.18<br />

7940.76<br />

619.70<br />

5561.29<br />

4706.60<br />

B/C<br />

Baht/Rai<br />

1.59<br />

1.50<br />

1.42<br />

1.35<br />

1.14<br />

1.08<br />

1.03<br />

0.99<br />

1.28<br />

1.23<br />

1.18<br />

1.13<br />

1.07<br />

1.03<br />

0.99<br />

0.96<br />

0.79<br />

0.76<br />

0.74<br />

0.71<br />

0.62<br />

0.60<br />

0.58<br />

0.50<br />

1.23<br />

1.16<br />

1.09<br />

1.02<br />

NPV IRR<br />

4638.42<br />

3743.82<br />

2980.65<br />

2327.64<br />

848.21<br />

487.41<br />

183.'57<br />

-72.81<br />

1509.08<br />

1147.37<br />

841.07<br />

581.02<br />

355.80<br />

150.05<br />

-21.97<br />

-166.03<br />

-1012.46<br />

-1058.16<br />

-1091.89<br />

-1115.98<br />

-1807.64<br />

-1768.67<br />

- 1729.16<br />

-1689.38<br />

1500.34<br />

901.99<br />

437.69<br />

79.58<br />

25.45<br />

13.40<br />

20.13<br />

11.72<br />

-5.90<br />

-21.64<br />

14.52

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