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Soil

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Soil
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Tekst Storyboardowy

  • Morning class, I brought you out here to learn all about soil
  • Farmers alternate the types of crops from year to year, does anyone know why they do this?
  • It Renews the soil and helps prevent pests and diseases
  • Also it prevents soil erosion
  • Soil is not tilled from year to year. The previous crops standing protects the soil.
  • Tillage erosion is the turning over of soil. This loosens and lightens the soil. It also creates pores for water and air movement
  • It also contributes organic matter to the soil.
  • This also helps warm up the soil quickly to speed decomposition of organic matter
  • Overall of Soil quality for the crops!
  • Topsoil is more exposed due to wind and water erosion
  • It also reduces soil Fertility.
  • When carrying capacity of grazing land is exceeded. The livestock feeds on grass more than it can reproduce
  • What is the problem with Over Grazing?
  • Well Class that is all for today.I hope you all take in some of todays learning
  • Thank you, we had so much fun!
  • Cool facts about soil! thank you for the great adventure!
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