chapter 15-dirt Flashcards
malnutrition
not getting the correct nutrients
undernutrition
not enough food/calories
arable land
fertile land that can be plowed for crops
topsoil
soil that’s on the top that we grow plants in
erosion
wearing away of the top soil by wind and water
droughts
long term of not getting any precipitation
desertification
When the topsoil wears away and plant life can no longer grow
saltinization
salt accumulates in the soil
what are the 3 components of soil
sand
silt
clay
what are the 3 main chemicals we test for in soil
nitrogen
potassium
phosphorus
not getting the correct nutrients
malnutrition
not enough food/calories
undernutrition
fertile land that can be plowed for crops
arable land
soil that’s on top that we grow plants in
topsoil
wearing away of the top soil by wind and water
erosion
long term of not getting any precipitation
droughts
When the topsoil wears away and plant life can no longer grow
desertification