With our sustained high summer temperatures plants need a continuous source of water. Water moves from the soil into and throughout a plant delivering water and nutrients via a pipe-like vascular ...

One goes up... and one goes down. I was a college freshman in Botany 101 when I first learned about xylem and phloem, the two transport tissues which carry water and nutrients up and down a tree's ...

This is a preview. Log in through your library . Abstract The secondary phloem of pecan is segmented by narrow rays into radial sectors of varying width. Irregular bands of fibers alternate with ...

Plants come in all shapes and sizes, allowing them to fit into unique niches in the landscape, but they can be quite complex organisms. In order to select the most appropriate plants for a given ...

Which plant hormones are critical in responding to drought conditions? How do plant hormone responses adjust to environmental ...

This is a preview. Log in through your library . Abstract Recent work contradicting both the assumptions of the Cohesion Theory, and the tensions measured in the xylem sap by the pressure-chamber, is ...