Báo cáo lâm nghiệp: "Wedge prism as a tool for diameter and distance measurement" ppsx

... the association of the variable heavy chain (V H )with protein A was used as a surrogate for direct stability measurements. The V H domains in camelid heavy chain antibodies are most similar to ... combinatorial approaches that permit the rapid analysis of libraries of protein variants. Phage- display has proved to be a powerful tool for analyzing protein stability due...

Ngày tải lên: 19/02/2014, 12:20

... 1973 Infrared spectroscopy as a tool for discrimination between sensitive and multiresistant K562 cells Anthoula Gaigneaux, Jean-Marie Ruysschaert and Erik Goormaghtigh Laboratory of Structure and ... infrar ed spectroscopy for c lassification. Further analysis o f t he spectral differences indicated that discrimination between r esistant and sensitive...

Ngày tải lên: 21/02/2014, 03:20

... 50–58 JOURNAL OF FOREST SCIENCE, 57, 2011 (2): 50–58 Small mammals of a forest reserve and adjacent stands of the Kelečská pahorkatina Upland (Czech Republic) and their eff ect on forest dynamics ... Fluctuations of the abundance of small mammals in various succession stages of forest ecosystems (DL – mature stands, VS – plantings) in the...

Ngày tải lên: 07/08/2014, 10:21

... In practice we can find more names of these ma- chines like chipper, cutting machine and grinder of wooden mass. All these names are characteristic of a machine which uses mechanical way of ... 2004). ere are many factors in uencing the result of chipping, e.g. the shape and position of a loading inlet, shape and setting of knives, number of knives on a disc...

Ngày tải lên: 07/08/2014, 10:21

... R 6 R R R – removal cut; P – preparatory cut J. FOR. SCI., 57, 2011 (6): 271–277 271 Harvest scheduling with spatial aggregation for two and three strip cut system under shelterwood management M. ... adjacent strips within the re- generation period of 30 years. e three- cut shelterwood system consists of a pre- paratory, establishment, and removal cut....

Ngày tải lên: 07/08/2014, 10:21

... environmental indicators.  e aim of this study was to clarify to what extent the spatial variation of environment a ects growth and adaptive traits in a provenance trial, and whether blocking can ... genetic variation within populations and/ or environmental variation on very small scales. Analysis of covariance confi rmed the expected signifi cant provena...

Ngày tải lên: 07/08/2014, 10:21

... the distance when the blocks were on the borderline. e distance was measured using the laser telemeter with half -a- meter scale. e diameter was calculated and compared with the control measure ... of the diameter at various heights of stem using the wedge prism as a tool for measurement is a sufficiently accurate method for measurement and can be used for m...

Ngày tải lên: 07/08/2014, 10:21

... distribution of the Japanese pine sawyer Monochamus alternatus (Coleoptera: Cerambycidae) in China Rui-Yan M a, b , Shu-Guang H a ,Wei-NaK b , Jiang-Hua S a ,LeK a * a State Key Laboratory of Integrated ... saltuarirs in northeastern China, M. galloprovinialis in the whole of Europe except for Scandinavia and Siberia, and M. scutellatus...

Ngày tải lên: 07/08/2014, 16:20

... analyse interannual and seasonal variation of litterfall in a cork oak forest of the Montseny massif (Catalonia, north-eastern Iberian Peninsula) and its relationship with meteorological data. 2. ... seasonal variation and twigs peaked in early summer and autumn. Rainfall precipi- tation was more variable and less seasonal than temperature but rainfall generally...

Ngày tải lên: 07/08/2014, 16:20

... 887 c  INRA, EDP Sciences, 2006 DOI: 10.1051 /forest: 2006072 Original article Seasonal ionic exchange in two-layer canopies and total deposition in a subtropical evergreen mixed forest in central-south ... G. Zhang et al. Figure 5. Seasonal canopy leaching and uptake of ions in the top-canopy and sub-canopy in the Shaoshan forest during 2000–2002. t...

Ngày tải lên: 07/08/2014, 16:20

... were higher in the inland area than in the coastal area (Tab. I). Val- ues of mean sensitivity and standard deviation were higher for latewood than for earlywood and tree-ring width at each area. In both ... temper- ature in August had a negative effect on latewood formation, in the coastal and inland area. Climatic significance of IADFs in Pinus pinea 233 Fig...

Ngày tải lên: 07/08/2014, 16:20

... site. The comparison of predator/prey ratios between sites and years was carried out using a two-way analysis of variance of the angular trans- form of the predator/prey ratio, with the site, year, ... clearly higher in HA and ST (the two sites with pines) than in GU and 2L, and all ratios tend to increase with years (two-way ANOVA using arc- sine-transformed ratios...

Ngày tải lên: 08/08/2014, 00:22

... (Kaminaka, personal communication). These data were obtained from a similarly aged (ca. 50 years) Castan- opsis cuspidata stand near the study site. This adjacent stand has almost same average ... litterfall after typhoon disturbance. Because disturbance- generated input can have a significant Table III. Comparison data of other Castanopsis forests in Japan. Locality Total li...

Ngày tải lên: 08/08/2014, 01:21

... in seedlings of Quercus robur L. and Q. petraea (Matt.) Liebl.: modulation by irradiance and growth flush Stéphane PONTON, Jean-Luc DUPOUEY*, Erwin DREYER Unité Mixte de Recherches INRA-UHP-Nancy, ... well-known increase of leaf size and decrease of thickness [2] under shade, Blue and Jensen [5] indicated that sun leaves of oak (Q. velutina, Q. r...

Ngày tải lên: 08/08/2014, 01:22

... to semi-arid regions [37]. Mature trees of Faidherbia albida are famous for their [19] Ismail A. M., Hall A. E., Inheritance of car- bon isotope discrimination and water-use ... A. , Loustau D. and Ferhi A. , Genetic and environmental determinants of water-use efficiency and car- bon isotope discrimination in forest trees, in: Sa...

Ngày tải lên: 09/08/2014, 04:20