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.
However, organic and inorganic fertilizers do so via different materials. Organic fertilizers contain only plant-or animal-based materials that are either a byproduct or end product of naturally occurring processes, such as manures, leaves, and compost.Inorganic fertilizer, also referred to as synthetic fertilizer, is manufactured artificially and contains minerals or synthetic chemicals.rganic fertilizers contain only plant-or animal-based materials that are either a byproduct or end product of naturally occurring processes, such as manures, leaves, and compost.