Course Spotlight. As a marine biology major, youâll most likely take a course in marine ecology. In this class, youâll focus less on the details of individual organisms and more on their relationships with each other and with their habitats.
The different types of chemical fertilizers are usually classified according to the three principal elements, namely Nitrogen (N) , Phosphorous (P) and Potassium (K) , and may, therefore, be included in more than one group. Liquid fertilizers : â these types of fertilizer come in a variety of formulations and even include organic fertilizer, complete fertilizer as well as special purpose fertilizer. 2  Some examples of liquid fertilizer are Nitrosol and African Violet Food.
by Jerry Gach. Organic Fertilizers are materials derived from plant and animal parts or residues. Examples are, Blood Meal, Compost, Bat Guano, Manure, Seaweed, and Worm Castings. Synthetic Fertilizers are âMan madeâ inorganic compounds-usually derived from by-products of the petroleum industry.Examples are Ammonium Nitrate, Ammonium Phosphate, Superphosphate, and Potassium Sulfate. Plants require 13 nutrients.ynthetic Fertilizers are âMan madeâ inorganic compounds-usually derived from by-products of the petroleum industry. Examples are Ammonium Nitrate, Ammonium Phosphate, Superphosphate, and Potassium Sulfate.