Soil , agriculture unit vocabulary Crossword

Soil classification is typically made based on the relative proportions of silt,sand , and clay .
A layer generally parallel to the soil crust , whose physical characteristics differ from the layers above and below .
The topsoil in a soil profile
The layer of loose leaves and organic matter at the surface of the soil
The subsoil
Lowermost zone consisting of unconsolidated weathered rock fragments
A condition defined by a deficiency of red blood cells or hemoglobin in the blood , resulting in weariness
Result of laboratory processes where genes from DNA of a species is extracted artificially into genes of an unrelated plant or animal
Layer of unconsolidated rocky material covering bedrock
The weathering away of topsoil
Change in appearance or texture by long exposure to the air , similar to erosion
A type of animal feeding operation
A substance used for killing insects
Something that provides shelter or protection from the wind
Cultivation of a single crop in a given area
System of varying crops in a order on the same ground , avoiding depletion of the soil and to control weeds, diseases, and pests
Saturate with water
Abnormal enlargement of the butterfly shaped gland below the Adams apple
A large increase in crop production in developing countries achieved by using fertilizers and high yield crop varieties .
A method of growing food in which wild land is cleared out and the vegetation is burned .
When the ground gets more water than it can absorb and it washes away
Way of growing crops from year to year without disturbing the soil through tillage
Substance that is toxic to plants an is used to destroy unwanted vegetation
Severe undernourishment causing an child's weight to be low for their age
Rearing of aquatic animals or the cultivation of aquatic plants for food .
Chemical that destroys fungus
Form of malnutrition in which the intake of nutrients is oversupplied
Form of malnutrition in which the intake of nutrients is oversupplied
Form land into a number of level flat areas resembling steps
Plowing along the contours of the land in order to minimize soil erosion
Action of clearing a wide area of trees
Process of increasing the salt content
Lack of sufficient nutrients in the body