Nitrogen Fixation: Root and Bacteria Interactions. Nitrogen is an important macronutrient because it is part of nucleic acids and proteins. ... The most important source of BNF is the symbiotic interaction between soil bacteria and legume plants, including many crops important to humans.
Farm mechanization refers to the use of agricultural machines to take the place of manual labor on farms.
Answer:
$5 is the cost of 1 pound of walnuts
P (Pounds) = 5D (Dollars)
Explanation:
Since 10 pounds of walnuts = $50.
Let 1 pound of walnuts = Z
then, cross multiply
So, Z = ($50 X 1 pound) / 10 pounds
Z = 50/10
Z = $5
Thus, 1 pound of walnuts will cost 5 Dollars while P (Pounds) = 5D (Dollars) is the equation that shows the relationship between pounds and dollars
<span>Which humans control breeding of other organisms to favor certain traits, it is referred to as artificial selection.</span>
Saturated and liquid at room temperature i believe