Fungi are a group of organisms that are very diverse with secure ties to the field of agriculture. A number fungi lead to annihilating crops diseases as others are crops themselves such as mushrooms. Some groups of fungi are utilized successfully for crops protection from various pests. The most important fungi are the ones that are utilized as biological control agent (Jackson, Schisler, Slininger, Boyette, & Silman, 1996). There are several advantages related to the use of fungi for biological control. Fungi have the ability to actively infect and cause death to the weed or insect host. Spores of fungi ...
Essays on Aphids
2 samples on this topic
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Introduction
Like any other class of organisms, aphids have their own adaptation to feeding. This can be easily deduced from their high precision in determining host plants from non-host plants. In this class, the mouthparts of insects are adapted to the various feeding modes which range from chewing to sucking. In our case of study, aphids have mouth parts which are highly adapted to sucking from plant phloem.
Theory of the experiment
Aphids are insects that can be a nightmare to farmers since they can become a perennial pest highly reducing the returns of the farmer. They are sucking insects which pierce through the plants and ...