Báo cáo lâm nghiệp: " production in an irrigation and tilization field experiment with Eucalyptus globulus Aboveground biomas" pdf
Báo cáo lâm nghiệp: " production in an irrigation and tilization field experiment with Eucalyptus globulus Aboveground biomas" pdf
... biomass in the rainfed treatments (F and C) than in IL and I. The accumulation of stem biomass was greater in IL and I than in F and C, both in absolute amounts and in ... whereas, in IL and I, the aboveground biomass was 262 and 185% greater than in C. That was a period when water stress occurred in the rainfed plots (F...
Ngày tải lên: 09/08/2014, 04:20
Báo cáo lâm nghiệp: "Changes in carbon uptake and allocation patterns in Quercus robur seedlings in response to elevated an 2 CO and water stress: C 13 labelling" pps
... provenance Manoncourt) were collected in Autumn 1993 in a parent stand close to Nancy (Lorraine, France), soaked in fungicide (Rhodiasan, Rhône Poulenc Paris, France) and stored ... in plastic bags over-winter. In March 1994, the acorns were peeled, soaked in water and sown in 5-L cylin- drical plastic containers filled with a shagnum- p...
Ngày tải lên: 08/08/2014, 18:21
Báo cáo lâm nghiệp: "Changes in phenolic acids and stilbenes induced in embryogenic cell cultures of Norway spruce by two fractions of Sirococcus strobilinus mycelia" pot
... isorhapontin (iRHAP), astringin (ASTR) and piceid (PIC), determined in Norway spruce cell cultures treated with 5% and 20% A. abietina culture filtrate and from the control cells (C). Means of two independent ... Similarly, induction of phenylpro- panoid biosynthesis and accumulation of phenolics were observed in soybean leaves following the ex- posure to chitin and chitos...
Ngày tải lên: 07/08/2014, 10:21
Báo cáo lâm nghiệp: "Macronutrients in tree stems and foliage: a comparative study of six temperate forest species planted at the same sites" pps
... Lithuanian sites and from two opposite sides at the Danish and Swedish sites. Leave samples and wood core samples, including bark, were dried to constant weight at 40 °C, homogenised and analysed ... highest in ash and lime leaves, inter- mediate and very similar in beech, oak and birch, and lowest in spruce. The high concentration of S in ash leaves was due to high c...
Ngày tải lên: 08/08/2014, 01:22
Báo cáo lâm nghiệp: "Variation in the composition and content of ellagitannins in the heartwood of European oaks (Quercus robur and Q petraea). A comparison of two French forests and variation with heartwood age" ppt
... ellagitannins of new heartwood. Measurement of insoluble tannins in two samples Table VI gives the mean concentrations of insoluble ellagitannins remaining in samples of Limousin ... well as a general decline in ellagitannins, the individual tannins re- spond differently during ageing. Vescalagin, the most abundant ellagitan- nin in outer heartwood,...
Ngày tải lên: 08/08/2014, 18:21
Báo cáo lâm nghiệp: "Production potential and ecological stability of mixed forest stands in uplands – VI. A beech/larch stand on a mesotrophic site of the Křtiny Training Forest Enterprise" pot
... 2.14344 deviation from 3 significant insignificant insignificant insignificant insignificant significant insignificant insignificant insignificant insignificant insignificant insignificant half-sum 8.85 7.15 9.73 ... 0.15 deviation from 0 significant insignificant significant significant insignificant significant insignificant insignificant insignificant insignificant insignificant insignificant acuteness (kurtosis)...
Ngày tải lên: 07/08/2014, 03:22
Báo cáo lâm nghiệp: "Production and humus form development in forest stands established on agricultural lands – Kostelec nad Černými lesy region" potx
... observed in the mineral hori- zons, in this case, the contents were high, especially high in the birch stand and in the arable soil and low in spruce and in pine. e obtained results can hardly ... lower in the pine stand and especially lower in the older stand on forest land. In the mineral soil, the highest values were in the field soil, followed by birch stan...
Ngày tải lên: 07/08/2014, 03:22
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
... hill farmers have maintained close linkages and balances between agriculture, forestry and animal husbandry, and based on these linkages the land use patterns are determined in the Garhwal hills ... Landrace renaissance in the mountains: Experiences of the Beej Bachao Andolan in the Garhwal Himalayan region, India. In: Proceedings International Symposium on Participatory P...
Ngày tải lên: 07/08/2014, 10:21
Báo cáo lâm nghiệp: "Variability in Populus leaf anatomy and morphology in relation to canopy position, biomass production, and varietal taxon" docx
... rubble. Hardwood cuttings (25-cm long) were planted in a double-row de- sign with alternating inter-row distances of 0.75 m and 1.5 m, and a spacing of 0.9 m within rows accommodating an overall density ... and specific leaf area vary according to growth irradiance and temperature as well as with the age of the plants [41,43–45]. Thus, the finding of stable determinants remains...
Ngày tải lên: 07/08/2014, 16:21
Báo cáo lâm nghiệp: "Response to an ozone gradient of growth and enzymes implicated in tolerance to oxidative stress in Acer saccharum (Marsh.) seedlings" pot
... 1% and 10% of full sun- light than between 10 and 100% [11]. The light environments in our experiment were comparable to the levels found in large gaps (low irradiance treatment) and in plantations ... processes. However, after 85 days, the NR activity in the seedlings was lower and decreased with increasing O 3 . At that time in the season and with increasing oxidat...
Ngày tải lên: 08/08/2014, 00:22