Physiology Of A Tree

A tree vitality requires a complex processthey return the processed food back to the
consisting in transformation of natural ressource.roots from the leaves. They also are a flexible
In other words, the tree's extract from the soilsupport for the canopy.
and the air, the elements they need and with theThey are composed of four main sections.
energy of the sun, it transform and devellopFirst, the Bark, wich protect the inner tree
these ressource into food.sections from insects, injury and prevent dryness.
Trees are mainly composed of three parts; theThe second part is the cambium. It is a small
roots, the trunk and branches and the foliagelayer of tissue compose with multiple cells that
(leaves or needles).reproduce themself constantly which help the tree
Rootsgain girth. It is also this layer that will form a
The roots are usualy the hidden part of the treeprotective skin again an injury before recreating
as they are primarly underground. They arebark.
destinate to play four roles in the tree vitality.Third, the layer of sapwood. This layer is the
They anchor the tree solidly in the ground, theyhighway for food, minerals and water. It act as
absorb and transport water and minerals and theythe canal between the roots and the leaves for a
store the food processed by the leaves. Inback and forth distribution of goods. Fourth and
younger tree's, the root system is composed oflast is the heartwood. It is composed of dead
a sole main root, called the tap root. As the treewood and is normally darker in color because of
gets older, it will develop a lateral network ofthe higher resin concentration.
roots terminating with fine "roots hair". TheseLeaves
small roots, are the ones that absorb water andThe leaves are the factory of the vitality process.
minerals. Food storage is necessary for nextThey transform the natural elements into food,
seasons production of leaves, seeds and flowers.with the help of the ligth/sun, a process called
Trunk and branchesphotosynthesis. The leaves also absorb carbon
The trunk and branches also play differentdioxide from the air to incroporate with water
functions. They are the distributor of the waterand minerals to form the complex but essential
and mineral of from the roots to the leaves butcompound for tree survival.