The mean fresh biomass of the community is 147. 20g/m~2,being comprised of 76.14g/m~2 in landward forest region,164.69g/m~2 in middle forest region and 200.76g/m~2 in seaward forest region,respectively.
The amount of litter-fall of 24～28 years old Cunninghamia lanceolata in Guangxi Longsheng county Lilao forest region was 3.749 t/ha·a, among which containing leaves 55.9%, branches 23.1%, flower-fruits 21.0%.
The total uptake of the ten nutrient elements of 25-28 years old Cu-nninghamia lanceolata in Guangxi Longsheng county Lilao forest region we-re 139.278 kg/ha·a, 19.5% of which was retained by the tree layer, and48.1% and 32.4% of which were returned to the soil through-litter andrain leaching respectively. The ratio of annual return to annual (?)
The forest area in the southern part of Gansu Province lies in the valley lands of the Minshan Mountains,including the mountainous area of the upper and middle reaches of the Bailongjiang and the Touhe Rivers between 103°10′—104°40′ E and 32°30′—34°50′N,namely the greater part or part of the counties of Diebu,Zhougu,Lintan,Zhuoni and Wenxian.
There was a negative correlation between the regenerated forest area and annual flow, and thus, forest regeneration would decrease annual flow.
The highest quantitative indices of the testacean complexes were revealed in the forest area soils.
We found that the alpine musk deer has strong ecological adaptability; the population development of alpine musk deer may benefit from the reduction of the forest area and even from the fragmentation and isolation of the habitat to a certain extent.
Intense and long-lasting ENA events have been studied more or less comprehensively and in full detail for Northern Europe, with 60 to 70% of observations taken in a forest area in the presence of snow cover and 10 to 20% in coastal marine areas.
It has the largest area of all planted bamboo-over two-thirds of the total bamboo forest area-and the highest economic value in China.