Soil and Agriculture Terminology

This set of flashcards provides definitions and explanations of key terms related to soil and agriculture discussed in the lecture.

Soil

The upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic substances, clay, and rock particles.

Cross Pollination

The transfer of pollen from the male anther of one flower to the female stigma of another flower.

Nitrate

A salt or ester of nitric acid containing the anion NO3−, important for plant nutrition.

Phosphate

A chemical derivative of phosphoric acid containing the anion PO4, crucial for plant growth and energy transfer.

Potash

Potassium carbonate, used in fertilizers to promote plant growth.

Greenhouse

A building with glass walls and a roof, used for the cultivation and exhibition of plants.

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Timothy Grass

A perennial grass native to Eurasia, commonly used as hay for livestock.

Potato

A starchy plant tuber that is one of the most important food crops.

Seed Drill

A machine that sows the seeds for crops by placing them in the earth and covering them.