Sentences with phrase «by xylem»

• Valor Water Analytics, a big data company providing financial and conservation solutions for water utilities, has been acquired by Xylem (NYSE: XYL).

Not exact matches

By Martin Kunz, EMEA Segment Leader, Industry with Xylem's Applied Water Systems business Only 2.5 percent of the world's water is fresh water, and of that, only one percent is accessible as much is trapped in glaciers and snowfields.

«Tropical trees, compared those in temperate forests, have three times as many living cells surrounding the xylem that can facilitate these processes, which are not observed by the typical experiments we conduct to determine how vulnerable a plant is to droughts.»

This unique situation comes about because the xylem tissue in oaks has very large vessels; they can carry a lot of water quickly, but can also be easily disrupted by freezing and air pockets.

A layer of live «parenchyma» cells that surrounds the xylem helps tropical trees by storing water and mediating the osmotic pressure so that water can be redistributed to where it is most needed.

The pores also limit cavitation, a process by which air bubbles can grow and spread in xylem, eventually killing a tree.

Fossilized slices of a 374 - million - year - old tree reveal a hollow core surrounded by numerous bundles of woody strands called xylem (the larger black spots), with soft tissue (in gray) between.

One of five games commissioned by the agency, Xylem hides mathematical teasers inside the story of a botanist identifying flowers on a pristine island.

Water molecules in the xylem, I innocently explained, are linked by bonds that form among their positively and negatively charged poles.

Morphologically, the DZ in the wild type (WT) is marked by the appearance of epidermal root hairs on the external surface of outer cell files (trichoblast) and the existence of fully differentiated xylem for internal cell files (Dolan et al, 1993; Ishikawa & Evans, 1995; Beemster et al, 2003; Verbelen et al, 2006; Zhang et al, 2010; Mähönen et al, 2014).

The vascular plants (or tracheophytes) are characterized by the presence of vascular tissue (xylem and phloem) for structural support and for long - distance movement of water and nutrients throughout the plant body.

Tyree, M. T. & Sperry, J. S. Do woody plants operate near the point of catastrophic xylem dysfunction caused by dynamic water stress?

Samuelson et al. -LRB-[2004]-RRB- showed a lag effect in the response of foliage to large changes in precipitation by correlating current growth of loblolly pine (Pinus taeda) with the previous year's LAI, and Sperry et al. -LRB-[2002]-RRB- explained how combinations of soil texture and xylem can impose «hydraulic limits» on the ability of the foliage to maintain adequate pressure potentials to support a continuous water column.

This is usually accompanied by an impaired ability to transport water to the leaves via the outer xylem (the sapwood), courtesy of blue stain fungi (e.g. Grosmannia or Ceratocystis spp.) carried and introduced by the beetles.