Cis forCombine harvester
A combine harvester is a large machine that harvests grains such as wheat, oats and barley. The combine not only removes the grain heads from the stalks, but it also separates the individual grains themselves from the heads.
The combine harvester was invented in the United States in 1834, but a commercial version was invented in Australia in 1885.
Fis forFertilizer
Fertilizer is a mixture of all the different chemicals that plants need to grow. Fertilizer's main components are nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur.
Reap means to gather a crop at harvest time. It can also mean receiving the results of your actions.
The word comes from Old English and was first used for cutting and collecting grain from fields. Over time it also came to describe gaining results, rewards, or consequences.
