Báo cáo toán học: "interactions between forest stands and microclimate: Ecophysiological aspects and consequences for silviculture" pot

... 0 Review Interactions between forest stands and microclimate: Ecophysiological aspects and consequences for silviculture Gilbert Aussenac Unité d'Écophysiologie Forestière, INRA, F-54280 ... behaviour of forest trees and stands is being changed constantly by interactions between cover, biotic and abiotic conditions, and especially climatic and microclim...

Ngày tải lên: 08/08/2014, 14:22

... x ∈ S n and Max B(x) the set of bigrassmannian permutations maximal weakly below x in Bruhat order, and Ess(x) the essential set of x. Then there exists a bijection between Max B(x) and Ess(x). Acknowledgment. The ...  c  n−a+b and w = J abc where J abc is the componentwise smallest monotone triangle such that a, b entry is  c. Proof. See [6, Th´eor`eme 4.4] for (1) ⇐⇒ (2) and...

Ngày tải lên: 08/08/2014, 11:20

... required: for BM27.6, erythromycin (1 lgÆmL )1 ); for MC25 and 90-226emm1::km, kanamycin (150 lgÆmL )1 ); for BMJ71, tetracycline (5 lgÆmL )1 ); for JRS4 and JRS145, streptomycin (100 lgÆmL )1 )andfor JRS145/pLZM6 ... mUÆmL )1 and 4.8 mUÆmL )1 , respectively, and incubation was continued for another 2 h. The cell layers were then washed with MEM three times and adhesion of...

Ngày tải lên: 20/02/2014, 11:20

... MgCl 2 ,40mml-glutamate and 50 mm Tris buffer, pH 8.5. The K m and k cat for Ado- Cbi were determined in the presence of 10, 25, 50, 75 and 120 lm cofactor, and the K m and k cat for AdoCbi-GDP were ... the reactant and prod- uct, AdoCbi and AdoCbi-GDP, were analyzed in the form of (CN) 2 Cbi and (CN) 2 Cbi-GDP, respectively, in previous reports [7,8]. 1 H-NMR spectra for...

Ngày tải lên: 07/03/2014, 04:20

... Benson FE, Hewitt R, Ford KJ et al. (2004) A strategy for designing inhibi- tors of alpha-synuclein aggregation and toxicity as a novel treatment for Parkinson’s disease and related dis- orders. ... relationship between oxidative ⁄ nitrative stress and pathological inclusions in Alzheimer’s and Parkin- son’s diseases. Free Radic Biol Med 32, 1264–1275. 48 Lee MK, Stirling W, Xu...

Ngày tải lên: 07/03/2014, 10:20

... flanked by strands b4 and b5. The variable loops n-Src and RT are principal determinants for ligand recognition, orientation, and specificity of this domain, with residues Tyr91 and Tyr137 forming interaction ... protein and active Fyn kinase. In T cells, PAG has a dual role as both a ligand and a substrate for Fyn, and with nine potential tyrosine phosphorylation sites the ad...

Ngày tải lên: 24/03/2014, 00:21

... Norway spruce and sessile oak forest stands. We focus on the botanical aspects, soil chemical parameters and potential nitrogen (N) mineralisation rates. 2. Materials and methods 2.1. ... region (Section Nature and Forestry) [17]. Many biotic and abiotic factors govern forest dieback, the extent of which often depends on regions and tree sp...

Ngày tải lên: 08/08/2014, 14:21

... Only stands presenting exceptional characteristics were eliminated, e.g. very old stands [1], declining stands [44], unevenaged stands, multispecies stands, or coppice with standards stands. Main ... spectrophotometry for all nutrients. Older studies usually used colorimetry for P, flame photometry for K and atomic absorption spectrophotometry for Ca and Mg. Stands wer...

Ngày tải lên: 08/08/2014, 14:22

... the surface tension of xylem sap, and there- fore increase the vulnerability to cavitation. This hypothesis was put forward for the pine wilt nematode [15] and for bark-beetles [12], but is far ... “Stress and Tree Health” (FAIR 3 CT96-1854), and by a grant of the Région Centre to N.G. The authors are grateful to “Office National des For ts” for providing the Scots pine stand i...

Ngày tải lên: 08/08/2014, 14:22