The word organic is popping up everywhere. Organic milk, strawberries, and tomatoes. Organic cotton and organic pet food. These items are undoubtedly more expensive than their conventional counterparts and they are often stigmatized as being yuppie products or just another marketing scheme. Organic products have also been recognized as being healthier and more environmentally-friendly. But…
Producing a vast amount of the world’s food, small farms are valuable assets that contribute to long-term economic sustainability and food security. What actually constitutes a small farm is hard to specify as there are extreme variations in societal structure, ergo many definitions exist. In the United States, a small farm is defined as any…
Intercropping is a growing method rooted in ecological diversity. In intercropped systems, two or more component crops are grown together for a given growing period. There are currently four common intercropping patterns: Strip: crops are grown simultaneously in independent rows within the same field Row: crops are grown together simultaneously and a minimum of one crop…
It is not uncommon to hear about the challenges that will be faced in feeding the growing population of the world. One of the main concerns is the lack of arable space, an issue that can be attributed to land-use changes, especially urbanization. Subsequently, the rapid growth of cities contributes to a number of issues,…
Sustainable agriculture has become increasingly supported by citizens and farmers alike. According to the United States’ 1990 Farm Bill, for agriculture to be sustainable agriculture it meets the following requirements: Production must satisfy the human need for food and fibers Environmental quality and natural resource base that the agricultural economy depends upon must be enhanced…
Industrial agriculture is a form of food production that treats a farm like a factory that produces animal products. The primary objective of factory farming is to maximize yield and profit. Economic rewards generally supersede environmental, health, and animal welfare concerns. To enjoy the benefits of economies of scale, factory farming must be large-scale…
Agriculture, the process of cultivating the land in order to produce plant and animal products, is the foundation of civilization as we know it because it provides us with food and the raw materials essential to a modernized society. Traditionally, agriculture has been an integrated part of communities, as well as the source of sustenance…
Plant tolerance and plant resistance are ways that plants deal with stressors in their environment. Resistance and tolerance are plants’ best defense mechanisms. At the most basic level, the difference between tolerance and resistance is related to how the plant defends itself. In the case of tolerance, the plant has strategies that helps it to…
A disease, as it relates to plants, is a disturbance from plant pathogens or environmental factors that interfere with plant physiology. When a disease is present, plants will express symptoms. Symptoms are the detectable expression of a disease, pest or environmental factor. These symptoms are usually the result of complex physiological disturbances. They result in changes…
Entomopathogenic viruses are those that infect and kill insects. They are superior to regular pesticides because they are not harmful to humans or other vertebrates. Furthermore, each viral strain attacks only a limited number of insect species which helps to mitigate unpredicted damage. There are two types of entomopathogenic viruses: Baculoviridae (ds DNA) Nucleopolyhedrovirus Granulovirus…
