Báo cáo lâm nghiệp: "Ionic interactions between precipitation and leaf cuticles" ppt

... alt="" Ionic interactions between precipitation and leaf cuticles T. Scherbatskoy University of Vermont, Botany Department, Burlington, VT 05405, U.S.A. Introduction The leaf cuticle ... interactions between leaf surfaces and precipitation, particularly the role of the leaf cuticle in mediating ion transport into and out of the leaves. Materi...

Ngày tải lên: 09/08/2014, 04:20

... DISCUSSION AND CONCLUSION These experiments must be interpreted, on the one hand, in the light of growth modifi- cations, and, on the other hand, in the light of the leaf composition. ... 1989 and 1992. Statistical tests were performed from the mean heights or height increments of each plot (Snedecor test). Leaf samples were taken in August...

Ngày tải lên: 08/08/2014, 18:21

... and ethanolic fermentation in the roots of two wetland and non-wetland species after commencement of hypoxia, Physiol. Plant. 104 (1998) 81–86. [4] Albrecht G., Mustroph A., Fox T.C., Sugar and ... to water-logging and associated root hypoxia: effects on water rela- tions and photosynthesis, Ann. Sci. For. 51 (1994) 417–429. [23] Dreyer E., Colin-Belgrand M., Biron P., Photosynthesis...

Ngày tải lên: 07/08/2014, 16:20

... produced nearly two and four times as many ramets from root sprouts as P. angustifolia and P. fremontii, respectively. Extensive vari- ability in viability and fertility is also observed within and between ... differentiate between P. deltoides, P. nigra and P. × canadensis [10, 11, 67, 74, 100]. The enzyme loci Aco-3 and Mdh-3 were found diagnostic for differentiating betwee...

Ngày tải lên: 08/08/2014, 00:22

... with centromeric and intercalar bands on short arm (pairs 2, 7, and 8), chromosome pairs with centromeric and intercalar bands on long arm (pairs 5, 9 and 12) and chromosome pairs with cen- tromeric band and ... CMA bands (pairs 1, 4, 7 and 8), 2 with only centromeric bands (pairs 11 and 12) and 3 pairs (2, 5 and 10) having both intercalary and centro- meric bands (Figs....

Ngày tải lên: 08/08/2014, 00:22

... coefficients are globally low and positively correlated genetically with RD, MND, EWD and LWP, negatively with HI, and irregular with MXD and LWD. The antagonism between growth rate and wood density mentioned for ... circumstances and cannot obtain credible conclusions about genetic relationship between HI and other density components, because the differences between fami...

Ngày tải lên: 08/08/2014, 01:21

... grandis plantations. 3.5. Comparison between the rate of tree growth and density and extractable content In order to determine if there was any relationship between the rate of tree growth and ... treatments on growth and pulp properties of Eucalyptus grandis stands established on infertile soils of the Zululand coastal plain, S. Afr. For. J. 192 (2001) 9–18. [21] Farrington A., W...

Ngày tải lên: 08/08/2014, 01:21

... and other broadleaf spe- cies, and 60 fir trees). Total volume of this loss was about 135 m 3 /ha. Recruitment numbered 24 trees per hectare (6 trees of beech and other broadleaf species, and ... zone, and rep- resenting the association Carici-Fagetum abietetosum (sample plots Facimiech and Walusiówka) and the community of a transitory character between Dentario glandulosae...

Ngày tải lên: 07/08/2014, 03:22

... interflow and overland flow). e direct flow Effects of drainage treatment and stand growth on changes in runoff components from a forested watershed V. Č, F. Š, D. K Forestry and Game ... (base flow, subsurface flow and overland flow, in other words slow, accelerated and rapid flows). Comparing the amount of slow and rapid runoff constituents (89.5–99.4% and 0.6–10.5%...

Ngày tải lên: 07/08/2014, 03:22

... progenies from seed orchards and natural stands. Scandinavian Jour- nal of Forest Research, 15: 309–317. H C.D.B., S K.B. (2000): Frost hardiness, height, and dormancy of 15 short-day, ... Research, 22: 335–361. J B. (1999): Stand establishment and early growth of planted Pinus sylvestris and Picea abies related to microsite conditions. Scandinavian Journal of For...

Ngày tải lên: 07/08/2014, 03:22