multipurpose tree species research for small farms: strategies ... - part
multipurpose tree species research for small farms: strategies ... - part
multipurpose tree species research for small farms: strategies ... - part
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
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