Selection cutting
Genetic consequences of selection cutting on sugar maple (Acer saccharum Marshall)
... and selection cut stands may be sufficient to maintain levels of genetic diversity for future genera- ...of selection cutting on mature sugar maple diversity, which creates a genetic ...that ...
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Understorey light profiles in temperate deciduous forests: recovery process following selection cutting
... by selection cutting may have a different effect on the variability in the light conditions than the thinning of the canopy resulting from an ice ...since selection cutting elapsed, we ...
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Variation in canopy openness and light transmission following selection cutting in northern hardwood stands: an assessment based on hemispherical photographs
... 221 selection cutting, we calculated, for each pair of cut and control plots, the difference between the me- dian value of the cut and of the control ( D cut–ctrl = median cut − median ctrl ...
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Impact of primary and secondary machinery tracks on fine root growth of sugar maple after selection cutting
... Experimental design The heavy machinery (feller –buncher and grapple skidder) used to harvest trees compacts the soil and breaks the super- ficial roots. In doing so, it creates logging tracks: primary and secondary ...
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Effect of selection cutting on light capture and use by forest trees
... Cumulated volume production in large Dbh classes is reduced by cutting Production by small Dbh classes is increased in S2. Cumulated volume production by DBH class[r] ...
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Effect of selection cutting on light capture and use by forest trees
... Cumulated volume production in large Dbh classes is reduced by cutting Production by small Dbh classes is increased in S2. Cumulated volume production by DBH class[r] ...
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Extended infrared thermography applied to orthogonal cutting
... Abstract The temperature knowledge is essential to understand and model the phenomena involved in metal cutting. A global measured value can only provide a clue of the heat generation during the process; however ...
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Cutting planes from lattice-point-free polyhedra
... Cook, Kannan, Schrijver [1990] The number of rounds of split cuts to apply to obtain the integer hull of a polyhedron might be infinite. Balas, Saxena [2006] Optimizing over the split cl[r] ...
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BFT Selection
... The KCI matrix C = 1 a . (A ˙∨ (e n − U )) matches the user preferences against the profiles of different protocols. a represents the number of KCIs con- sidered. The operator ⌊ ⌋ is the integer value operator (it is ...
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Extended infrared thermography applied to orthogonal cutting
... the cutting zone requires the combination of images collected using the two camera configurations described previously, paragraph ...The cutting process is a highly dynamic operation, high integration times ...
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BFT Selection
... 4 Evaluation To evaluate our approach we have considered seven existing BFT protocols by listing their different KCIs like the number of replicas needed, speculative or not, tolerate malicious clients or not, etc. Also ...
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Economic Natural Selection: What Concept of Selection?
... occurrence,’’ or even just ‘‘return’’ of something. But this is precisely the point: ecosystems, although they may split, can also—and do indeed—emerge without one having to refer to any sort of repetition or ...
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Supplier Selection Problem : Selection Criteria and Methods
... Unité de recherche INRIA Lorraine LORIA, Technopôle de Nancy-Brabois - Campus scientifique 615, rue du Jardin Botanique - BP 101 - 54602 Villers-lès-Nancy Cedex France Unité de recherche[r] ...
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Cutting balloon angioplasty for the prevention of restenosis: Results of the cutting balloon global randomized trial
... 20. Baim DS, Cutlip DE, Sharma SK, Ho KK, Fortuna R, Schreiber TL, Feldman RL, Shani J, Senerchia C, Zhang Y, et al. Final results of the balloon vs optimal atherectomy trial (BOAT). Circulation 1998;97:322–331. 21. ...
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The relationship between the cutting speed, tool wear, and chip formation during Ti-5553 dry cutting
... Fig. 6 The first mode of tool wear observed using the interferometry technique The tool wear and, especially, its monitoring require a measurable criterion. There are well-known criteria that inform on the level of tool ...
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Reduction of cutting forces by elliptical vibration in multi-pass ultraprecise single point axial cutting of V-grooves
... vibration cutting (EVC) is an advanced micromachining technology that has a wide range of applications in high-precision micro/nano ...on cutting force reduction and ...of cutting trials involving ...
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Abortion and Selection
... Beyond evaluating outcomes in adulthood, this paper also makes important contributions by addressing the inconsis- tent methodological approaches and the implicit models of selection used in past research. The ...
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A numerical simulation of steady state metal cutting
... An arbitrary Lagrangian–Eulerian cutting model was solids during forming and extrusion: some aspects of used to simulate the orthogonal cutting process. The numerical solution. Int. J. Solids Structs, 1978, ...
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SPH method applied to high speed cutting modelling
... speed cutting numerical ...the cutting problem are easily managed and SPH contact control permits a ‘‘natural’’ workpiece/chip ...SPH cutting model has proved is ability to account for continuous to ...
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Method for recovering elemental silicon from cutting remains.
... ONSAGERS AS; P.O.Box 6963 St. Olavs plass N-0130 Oslo (NO) (54) Title (EN): METHOD FOR RECOVERING ELEMENTAL SILICON FROM CUTTING REMAINS (54) Title (FR): PROCÉDÉ DE RÉCUPÉRATION DE SILICIUM ÉLÉMENTAIRE À PARTIR DE ...
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