Báo cáo lâm nghiệp: "Status of an indigenous agro-forestry system in changing climate: A case study of the middle Himalayan region of Tehri Garhwal, India" potx

... agro-forestry system in changing climate: A case study of the middle Himalayan region of Tehri Garhwal, India C. P. K Ecosystem and Environment Management, Indian Institute of Forest Management, ... climate change; conservation and management; Tehri Garhwal  e majority of indigenous hill agricultural sys- tems in the Garhwal Himalayan region...

Ngày tải lên: 07/08/2014, 10:21

... ecosystem management decision support system (EMDSS), as it allows the automated generation of all management options available to the decision maker. Other modules of the system include a management information ... others may require individual tree information and specific ecological data. Third, an additional capability for linking financial and economic data, i.e. unit c...

Ngày tải lên: 08/08/2014, 00:22

... Stand seasonal growth pattern in 2000 Seasonal increment of basal area in spruce represented over 80% of the entire stand basal area increment (as indicated by scaling the data up to the stand ... Tatarinov et al. break, etc.) especially on the loamy soils [17, 18]. Since many forest stands in the region are practically unmanaged (in par- ticular, in the case of...

Ngày tải lên: 08/08/2014, 00:22

... and “Minis- tère français des A aires étrangères” (coopération France-Québec) n˚ PVP 10-1 and in part by a grant from the Natural Sciences and Engineering Research Council of Canada, and by the ... acid cycle and the shikimate pathway. The allocation of PEP to the tricarboxylic acid cycle may have increased with increasing O 3 whereas its allocation to the shikimate pathw...

Ngày tải lên: 08/08/2014, 00:22

... 1 0A) . A similar radial pattern of leaf distribution was also ap- parent from the foliage water holding capacity data, obtained when the rainfall was large enough to saturate the olive canopy (in ... Variation in individual leaves and branches Individual leaves showed the usual size distribution. Leaves typically grow first in length and only after reaching an area of ab...

Ngày tải lên: 07/08/2014, 16:21

... between radial growth of asymptomatic and symptomatic trees. 294 A. Solla et al. swelling. It has been reported that the disappearance of A. alba from Alpine stands in Italy may be partially caused ... swellings and brooms (± SD) caused by Melampsorella caryophyllacearum on Abies alba trees located in Irati forest (Navarra, Spain) according to their competitive status (subdominant...

Ngày tải lên: 08/08/2014, 00:22

... elemental analyser (Carlo Erba Strumentazione, Milan, Italy). The biomass of the seedlings remaining in the plot was calculated based on data from the harvested seedlings, using a set of regression ... vegetation-free area was small. Since fertilising increased the amount of field vegetation this was probably the cause of increased damage and mortality by vole. Another...

Ngày tải lên: 08/08/2014, 01:21

... following planting [50]. Fertilization at planting offers a potential means to reduce transplant shock and accel- erate initial plantation growth [2, 14]. Interest in using control- led-release ... 28 and 29 September 2000. Data points are means, and error bars are SEs. At each sampling point, * P < 0.05 and ** P < 0.01. Figure 3. Initial seedling root volume at time of planting (...

Ngày tải lên: 08/08/2014, 01:22

... rate of germination and seedling survival, and the self-pollinated lot was clearly the worst. This trend was also found in subsequent growth in the field. Frost tolerance These ... that hardening had no effect on frost resistance in the crosses used (Table II). Cold treatment reduced the increase in height after 4 wk in all families by...

Ngày tải lên: 09/08/2014, 04:20

... e an- nual input of inorganic nitrogen into the soil was also higher at Bílý Kříž with the average annual val- ue of 15.9 kg·ha –1 . In Rájec the average annual value was about 11.9kg·ha –1 . ... open area. Samples were taken once a month in the winter season and in 14-day inter- vals in other seasons.  e samples were transferred to the laboratory and prepared f...

Ngày tải lên: 07/08/2014, 10:21