Agronomy Vocab Crossword- Natalie

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Across
  1. 2. Referred to as the R horizon
  2. 4. the outer portion of the Earths crust that supports plant growth
  3. 8. the underlying geological material in which soil forms
  4. 11. The fruit and seed of the corn
  5. 14. horizon a layer of soil
  6. 15. texture the proportion of sand, silt, and clay that make up the mineral fraction of soil
  7. 18. a soil sample that contains roughly equal proportions of sand,silt,and clay
  8. 19. Referred to as the B horizon
  9. 22. Edible cobs that grow from the stalk of corn
  10. 23. Also referred to as the A horizon
  11. 25. matter inorganic substances that come from weathered rock to form soil
  12. 26. Protects each ear and is composed of individual kernels
Down
  1. 1. referred to as the O horizon
  2. 3. triangle a device used to differentiate the several classes of soil
  3. 5. The accumulation of roots, living organisms, and decayed plants and animals
  4. 6. fibrous silks that are under the husk
  5. 7. the largest mineral particle that creates large pore spaces that improve aeration within the soil
  6. 9. reproductive structure that emerges from the top of the plant
  7. 10. an item that can be bought, sold, or manufactured
  8. 12. the central upright portion of sand
  9. 13. The smallest-size soil particle
  10. 16. points of growth along the stalk
  11. 17. profile a vertical cross section of the soil
  12. 18. Photosynthetic structures that protrude from the central stalk
  13. 19. a midsize soil particle that has good water holding ability and good fertility
  14. 20. secondary products that are made from agricultural products
  15. 21. hair like structures that absorb nutrients and water from the soil
  16. 24. a standard measurement of the amount of agricultural production harvested per unit of land area