Báo cáo khoa học: "Belowground biomass and nutrient content in a 47-year-old Douglas-fir plantation" pptx

... Circumference at 1.3 m in mm.Table IV.Aerial and belowgroundcompartmented biomassand nutrient contentof the47-year-old Douglas-fir stand(data int per haofdry biomass at 65oC and in kg per ha of dry matter ... root biomass was 58 t of dry matter, which was 18% of the total stand biomass. A linear model characterized the relationships bet-ween aerial and belowground biomass of 38 Douglas-fir stands ... belowground biomass and nutrient content tablesThe same procedure was used as for measuring aerial biomass [19]. Tables were calculated trying to (i) elimi-nate bias, (ii) minimise the root mean square...

Báo cáo khoa học: " Growth performance and nutrient utilization in black Bengal bucks (Capra hircus) supplemented with graded doses of chromium as chromium chloride hexahydrate" pps

... glucose and enzyme activities in plasmaThe preprandial and postprandial concentration of glucose and the activities of alkaline phosphatase and GPT in theexperimental bucks are presented in Table ... similar (p> 0.05) in these casesalso.Intake and apparent absorption of Cr and other traceelementsThe data related to the intake and apparent absorption ofCr and that of Cu, Zn, Fe and ... glucagons and insulin in that group. This might have offset, at least in part, the anabolic effect of insulin and contained furtherincrease in their body weight.The higher intake of Cr and...

Báo cáo khoa học: "Litter fall and nutrient turnover in Kermes oak (Quercus coccifera L.) shrublands in Valencia" pot

... cocciferaOriginal articleLitter fall and nutrient turnover in Kermes oak(Quercus coccifera L.) shrublands in Valencia(eastern Spain)Isabel Cañellas a Alfonso San Miguelb a ... chemicalanalyses.2.2. Chemical analysesEach litter fraction was analysed monthlyfor the main major-elements (N, P, K, Ca, Mg and Na) and also for those trace-elementsinvolved ... fall and nutrient cycles in Kermes oak shrub-lands in Spain and 2) to provide new datafrom stands with different ecological con-ditions and fire histories.2. MATERIALS...

Báo cáo khoa học: "INCORPORATING INHERITANCE AND FEATURE STRUCTURES INTO A LOGIC GRAMMAR FORMALISM" pptx

... accommodated naturally. OTHER GRAMMATICAL APPLICATIONS OF TAXONOMIC REASONING The taxonomic reasoning mechanism of IG has applications in lexical and syntactic categorization as well as in semantic ... representing lists and containing head and tail features. When the > symbol is used instead of "-, the rule is treated as a context-free grammar rule and the interpreter automatically appends ... of IGs. ACKNOWLEDGEMENTS Valuable interactions with the following people are gratefully acknowledged: Hassan A. it-Kaci, David Maier, David S. Warren, Fernando Pereira, and Lauri Karttunen....

Báo cáo khoa học: "Macrophages, myofibroblasts and mast cells in a rat liver infected with Capillaria hepatica" ppsx

... were cut and stained with hematoxylin and eosin and toluidine blue, and Azan stain was used for staining the collagen. For im-munohistochemistry, sections of liver were deparaffinized in xylene, ... macrophages, myofibroblasts and mast cells play a role in the septal fibrosis observed in rats in- fected by Capillaria hepatica.Keywords: Capillaria hepatica, fibrosis, liver, rat Capillaria ... liver around the 30th to 40th day after infection [3]. Breakdown of the dead worms and lease of eggs cause focal necrosis and encapsulation. When all the worms are dead and being disintegrated,...

Báo cáo khoa học: "Organic matter and nitrogen dynamics in a mature forest of common beech in the Sierra de la Demanda, Spain" doc

... I., Tarazona T., Organic matter dynamics in beech and pine stand of mountainous Mediterranean climatearea, Ann. For. Sci. 56 (1999) 667–678.[82] Santa Regina I., Tarazona T., Calvo R., Aboveground biomass ... Aboveground biomass in a beech forest and a Scots pine plantation in theSierra de la Demanda area of Northern Spain, Ann. Sci. For. 54(1997) 261–269.[83] Santa Regina I., Tarazona T., Calvo R., ... means of the absolutemonthly maxima and minima being 35.1 and 6.5 ºC,respectively. The annual mean rainfall recorded for theabove period was 895 mm and annual mean evapotran-spiration was...

Báo cáo khoa học: "Carbon balance and tree growth in a Fagus sylvatica stand" potx

... Oecologia104 (1995) 156-162.[12] Bréda N., Granier A. , Intra- and interannual variationsof transpiration, leaf area index and radial growth of a sessileoak stand (Quercus petraea), Ann. Sci. ... J.N.,Assessment of annual carbon exchange in a water-stressedPinus radiata plantation: an analysis based on eddy covariancemeasurements and an integrated biophysical model, GlobalChange Biology ... woody-tissue and stand res-piration in Pinus radiata in relation to nitrogen status, TreePhysiol. 16 (1996) 333-343.[44] Santa Regina I., Tarazona T., Calvo R., Aboveground biomass in a beech forest and...

Báo cáo khoa học: "Belowground biomass seasonal variation in two Neotropical savannahs (Brazilian Cerrados) with different fire histories" pot

... en la comunidad Valenciana, CEAM, Valencia, 1997.[2] Abdala G.C., Caldas L.S., Haridasan M., Eiten G., Above and belowground organic matter and root: shoot ratio in a Cerra-do in Central Brazil, ... al.Table I. Belowground biomass according to soil layers in Campo Cerrado and Cerradão (Brazilian savannahs). Values (Mg ha–1) aremean and standarddeviations (in brackets). Different lower-case ... test.We analysed the relation ofbiomassvaluesand clima-tic data [10] using correlation analysis and then analysesof covariance. We tested the significance of precipitation(P) and actual evapotranspiration...

Báo cáo khoa học: "Root biomass and biomass increment in a beech (Fagus sylvatica L.) stand in North-East France." doc

... 42(1985) 113–142.[32] Santa Regina I., Tarazona T., Calvo R., Aboveground biomass in a beech forest and a Scots pine plantation in theSierra de la Demanda area of northern Spain, Ann. Sci. For. 54(1997) ... same pattern of variation wasobserved with biomass increments of coarse and smallroots (figure 5b).3.2. Stand level3.2.1. Biomass and biomass increment The stand biomass and the biomass increments ... obtain biomass and biomass increment estimationsfrom the above equations, an inverse transformation wasFigure 4. (a) Relative annual volume growth rate in relation to basal cross sectional area...

Tài liệu Báo cáo khoa học: Destabilization of psychrotrophic RNase HI in a localized fashion as revealed by mutational and X-ray crystallographic analyses pdf

... mutational and X-raycrystallographic analysesMuhammad S. Rohman1, Takashi Tadokoro1, Clement Angkawidjaja1, Yumi Abe1,Hiroyoshi Matsumura2,3, Yuichi Koga1, Kazufumi Takano1,3 and ... thepolymerase chain reaction. Biotechniques 8, 528–535.34 Kanaya S, Katsuda C, Kimura S, Nakai T, Kitakuni E,Nakamura H, Katayanagi K, Morikawa K & IkeharaM (1991) Stabilization of Escherichia coli ... thermal denaturation at Tmwere calcu-lated by van’t Hoff analysis.Urea-induced denaturationUrea-induced denaturation curves of So-RNase HI and itsderivatives were measured at 20 °C as described...

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