Introduction:The typical definition of eutrophication is 'decrease in the levels of oxygen in the water bodies due to effects of excessive use of chemical fertilisers.' This statement clearly tells us all about the cause of the problem of eutrophication.
Oak is a common wood, yet many people arenât aware that there are two distinct species â red oak and white oak. Between the two, there are only subtle differences when it comes to durability, hardness, and cost. Color and grain pattern are the distinguishing features that set red oak and white oak apart.
Honey-Colored Mushrooms. The mushrooms commonly associated with oak trees are the above-ground portion of a fungus known as armillaria root rot (Armillaria mellea). This fungus is highly aggressive, growing black to brown, shoestringlike structures called rhizomorphs in order to seek out the roots of new woody hosts.oney-Colored Mushrooms. The mushrooms commonly associated with oak trees are the above-ground portion of a fungus known as armillaria root rot (Armillaria mellea). This fungus is highly aggressive, growing black to brown, shoestringlike structures called rhizomorphs in order to seek out the roots of new woody hosts.