Ochi, Shiro 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
2 130 
= = 
= 125 S 
* Pon 
s19 fr EL 
20 2 
<Q ure 
o | 1200 = 
=18 Fr 8 
= = 
5 115 E 
& 7r a 
o 
ex 1d 110 + 
© c 
ze 
oO = £9 
1.6 1105 - 
Elnino(82-83) ^ El nino(86-88) El nino90. 93) S 
Jun = 
1.5 i 1 1 1 k L i L r i 1 100 
oN e <= u e t= co © © — oN [se] 
oo oo oo oo oo oo oo oo c © © © 
© © © © © © © © © © © © 
— —Ó — — — pe] — — — — — 
| —#— World Crop Production —9— NPP on world Lands | 
Figure-2 Correlation between NPP and World Crop(Cereal) Production 
Mega ton Amur 
2000 
1800 
1600 
1400 
1200 DOthers 
Grass 
1000 ÉlForest 
800 LiCrop 
600 
400 
200 
0 0 i 
8 8 8 8 8 8 8 89 9) 
year 
N Yellow Mekong 
ega ton 
2000 Mega ton 
1800 2000 
1600 1800 
1400 1600 
1200 1400 
1000 1200 
800 1000 
600 800 
«m T 
m 200 
0 
82 83 84 85 86 87 88 89 90 Un M mum m mw 
year 
year 
Ganges Mega ton Indus 
Mega ton 
2000 2000 
1800 1800 
1600 1600 
1400 1400 
1200 1200 OOthers 
1000 1000 B Grass 
800 800 Bl Forest 
600 600 D Crop 
400 400 
200 200 
0 0 
82 83 84 85 86 87 88 89 90 82 83 84 8 86 87 8 89 O0 
year year 
  
  
  
  
  
  
Figure-3 Changes of NPP in major river basins in Asia 
  
  
1054 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXIII, Part B7. Amsterdam 2000. 
  
  
  
  
PIE SI Sp 
(mee eM 
Pj ^» "-