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 ...

Plant and Soil, Vol. 155/156, Selected papers from the PROCEEDINGS OF THE TWELFTH INTERNATIONAL PLANT NUTRITION COLLOQUIUM (October 1993), pp. 273-276 (4 pages) Xylem sap of sinker (tap) root, cluster ...

Circular patches of bark were surgically isolated on the sides of sugar maple (Acer saccharum Marsh.) trees at breast height at various times during the dormant and growing seasons. Subsequently, ...

Figure 1: Phloem and xylem transport in plants. Plants possess different transport systems that can be classified according to the distance and the direction of transport. To assure that the ...

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 ...

You probably don’t think you need a botany lesson when all you want to know is how to keep your Christmas tree fresh this season. But explaining a few things might make the whole process make sense.

Researchers monitored the progression of phloem production over time in field-grown HLB-affected citrus trees to determine how the trees are capable of sustaining new growth. Results showed that new ...

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 ...

The xylem and phloem cells produced by the fusiform initials have their long axes oriented vertically and make up what is known as the axial system of the secondary vascular tissue. The ray initials ...