Science, asked by sarada300885, 7 months ago

overgrazing in forests may cause a​

Answers

Answered by Anonymous
1

heya!!!

Overgrazing in forest may cause a decrease in soil FERTILITY and an increase in soil EROSION .....

Answered by sainee290109
0

Answer:

hi.

Explanation:

  • Overgrazing occurs when plants are exposed to intensive grazing for extended periods of time, or without sufficient recovery periods.It can be caused by either livestock in poorly managed agricultural applications, game reserves, or nature reserves. It can also be caused by immobile, travel restricted populations of native or non-native wild animals. However, "overgrazing" is a controversial concept, based on equilibrium system theory. A strong indicator of overgrazing is where additional feed needs to be brought in from outside the farm, often to support livestock through the winter. Traditionally this feed was sourced on the farm, with fewer animals being kept and some fields being used for hay and silage production. Modern farm businesses often choose to keep more animals than their land can support alone; buying in external feed to offset this.It reduces the usefulness, productivity, and biodiversity of the land and is one cause of desertification and erosion. Overgrazing is also seen as a cause of the spread of invasive species of non-native plants and of weeds. It is reversed or prevented by moving grazers in large herds, such as the American bison of the Great Plains,or migratory Wildebeests of the African savannas, or by holistic planned grazing.
  • Grazing management, with sustainable agriculture and agroecology practices, is the foundation of grassland-based livestock production, since it affects both animal and plant health and productivity. There are several new grazing models and management systems that attempt to reduce or eliminate overgrazing like Holistic management and Permaculture
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