Báo cáo lâm nghiệp: "Floristic and structural recovery of a laurel forest community after clear-cutting: A 60 years chronosequence on La Palma (Canary Islands)" ppt

Báo cáo lâm nghiệp: "Floristic and structural recovery of a laurel forest community after clear-cutting: A 60 years chronosequence on La Palma (Canary Islands)" ppt

Báo cáo lâm nghiệp: "Floristic and structural recovery of a laurel forest community after clear-cutting: A 60 years chronosequence on La Palma (Canary Islands)" ppt

... and structural recovery of a laurel forest community after clear-cutting: A 60 years chronosequence on La Palma (Canary Islands) Alfredo Manuel B ´  a ,JoséMaríaF ´ -P a , ... Brizmino; Calamintha sylvatica: Calasylv; Carduus clavulatus: Cardclav; Carex divulsa: Caredivu; Ce- dronella canariensis: Cedr cana; Centaurea melitensis:...
Ngày tải lên : 07/08/2014, 16:20
  • 11
  • 385
  • 0
Báo cáo lâm nghiệp: " shake and structural characteristics chestnut (Castanea sativa Miller) coppice stand in northern Piedmont (northwest Italy)" pdf

Báo cáo lâm nghiệp: " shake and structural characteristics chestnut (Castanea sativa Miller) coppice stand in northern Piedmont (northwest Italy)" pdf

... action of animals always favour the appearance of so-called traumatic ring shake. ii) It clearly emerges that certain chestnut trees have a particularly low radial mechan- ical ... a silvicultural type and of a technological type are combined in one and the same work. MATERIALS AND METHODS Description of population The population under exami...
Ngày tải lên : 08/08/2014, 18:21
  • 20
  • 200
  • 0
Báo cáo lâm nghiệp: "Growth and physiological state of beech seedlings grown in a nursery in different light conditions" docx

Báo cáo lâm nghiệp: "Growth and physiological state of beech seedlings grown in a nursery in different light conditions" docx

... uorescence. Evaluation of morphological characteristics Detailed evaluation of morphological parameters in one-year planting material prepared for out- planting onto research plots was done in the ac- credited ... ac- credited laboratory Nursery Control according to Standard Methods. In partial samples assimilatory organs (number of leaves, their area and dry mat- ter) were evaluat...
Ngày tải lên : 07/08/2014, 10:21
  • 9
  • 387
  • 0
Báo cáo lâm nghiệp: "reproductive and morphometric characteristics of wild boar (Sus scrofa) in the Czech republic" pot

Báo cáo lâm nghiệp: "reproductive and morphometric characteristics of wild boar (Sus scrofa) in the Czech republic" pot

... is the same in the Doupov area and Šumava as in Switzerland. At the age of 13–18months, the average body length in all our localities is substantially less than in Switzerland. Concerning ... examined individuals in a moun- tainous region with an altitude of 200–1,800 m a. s.l., with forest coverage of 60% and an agricul- tural landscape (with an intensive type of agri...
Ngày tải lên : 07/08/2014, 10:21
  • 8
  • 301
  • 0
Báo cáo lâm nghiệp: "rowth and health state of silver fir (Abies alba Mill.) in the ridge area of the Jizerské hory Mts" docx

Báo cáo lâm nghiệp: "rowth and health state of silver fir (Abies alba Mill.) in the ridge area of the Jizerské hory Mts" docx

... height increments of the fir plantations after the application of amphibolite and dolomitic limestone were higher than in the control variant. Later on, the limestone-treated plantations slowed down ... general, the hitherto development of the fir plantations in 1994–2007 is evaluated as success- ful; both of the plantations with the application of rock meals and of the...
Ngày tải lên : 07/08/2014, 10:22
  • 10
  • 309
  • 0
Báo cáo lâm nghiệp: "Spatial and temporal diversity of wood decomposer communities in different forest stands, determined by ITS rDNA targeted TGGE" potx

Báo cáo lâm nghiệp: "Spatial and temporal diversity of wood decomposer communities in different forest stands, determined by ITS rDNA targeted TGGE" potx

... sampling dates and tree species, for all stands and dates together, and bacterial diversity after 2 years are given. Variability explained by the 1st axis of indirect analyses (mostly PCA), all canonical axes ... solu- tion and phosphate and potassium concentrations. There was more inorganic nitrogen in the spruce and Douglas-fir stands. Douglas-fir stands displayed extremely...
Ngày tải lên : 07/08/2014, 16:20
  • 10
  • 296
  • 0
Báo cáo lâm nghiệp: "Electrophysiological and behavioral responses of Dendroctonus valens to non-host volatiles" pdf

Báo cáo lâm nghiệp: "Electrophysiological and behavioral responses of Dendroctonus valens to non-host volatiles" pdf

... may create an unnatural message indicative of a conspecific popu- lation that has mistakenly mass attacked an unsuitable and po- tentially lethal non-host habitat or species, and may be strong enough ... Visser J.H., Van Straten S., Maarse H., Isolation and identification of volatiles in the foliage of potato, Solanum tubersum, a host plant of the Colorado beetle, Leptinotarsa...
Ngày tải lên : 07/08/2014, 16:20
  • 7
  • 355
  • 0
Báo cáo lâm nghiệp: "Physiological and morphological responses of dormant and growing Norway spruce container seedlings to drought after planting" docx

Báo cáo lâm nghiệp: "Physiological and morphological responses of dormant and growing Norway spruce container seedlings to drought after planting" docx

... were extracted and soluble sugars and starch were analyzed as described by Hansen and Møller [11] and Iivonen et al. [15]. The concentration of Table I. Morphological attributes (mean ± SD) of subsamples ... influence of desiccation, rough handling and cold storage on the quality and establishment of Sitka spruce planting stock, Forestry 63 (1990) 129–141. [6] Eastman P...
Ngày tải lên : 08/08/2014, 00:21
  • 7
  • 287
  • 0
Báo cáo lâm nghiệp: "Seasonal and intraspecific variation of frost tolerance in leaves of three Canarian laurel forest tree species" doc

Báo cáo lâm nghiệp: "Seasonal and intraspecific variation of frost tolerance in leaves of three Canarian laurel forest tree species" doc

... Edirca, Las Palmas de Gran Canaria, 1986. [11] González-Rodríguez A. M., Caracterización fotosintética de árboles de la laurisilva canaria, Universidad de La Laguna, Tenerife, Spain, 1998. [12] González-Rodríguez ... González-Rodríguez A. M., Morales D., Jiménez M.S., Gas exchange characteristics of a Canarian laurel forest tree species (Laurus azorica) in relation to environmen...
Ngày tải lên : 08/08/2014, 00:22
  • 6
  • 261
  • 0
Báo cáo lâm nghiệp:"Intra- and interspecific variations of polycyclism in young trees of Cedrus atlantica (Endl.) Manetti ex. Carrière and Cedrus libani A. Rich (Pinaceae)" pot

Báo cáo lâm nghiệp:"Intra- and interspecific variations of polycyclism in young trees of Cedrus atlantica (Endl.) Manetti ex. Carrière and Cedrus libani A. Rich (Pinaceae)" pot

... the European Union Joint Research Project FAIR CT95-0097, “Adaptation and selection of Mediterranean Pinus and Cedrus for sustainable afforestation of marginal lands”, Aristotle University of Thessaloniki, ... at Puechabon (Hérault; latitude 43° 42’ N, longitude 3° 37’ E). The Puechabon site is located on a limestone plateau at 290 m above sea level and with an annual rainfall...
Ngày tải lên : 08/08/2014, 01:21
  • 11
  • 329
  • 0

Xem thêm

Từ khóa: