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.
Different types of fertilizers, such as chemical fertilizers, organic fertilizers, and natural fertilizers are available on the market. The type of fertilizer you use has a large impact on the quality of your product.ust like chemical fertilizers, organic fertilizers also have an N-P-K (nitrogen potassium and phosphorus) value. The NPK value for organic fertilizers depends on the organic matter used for preparing them. Organic matter such as dried blood and fish meal are rich in nitrogen. Fish meal is also rich in phosphorus.