The reasoning behind this is because these unidentified plants could be used to cure diseases, used for food, and many scientists may even use these plants to create cosmetics. I really hope this helps and I just thought this off the top of my head so its may not be 100% accurate but its the basics of it.
Agriculture changed the world and the way of eating. It all started with nomadic settlers or Hunter-Gatherers. It made the way we eat much easier to the point where we don't have to go searching for food when we could grow crops and plants ourselves.
Soil is the basis of farming. It delivers water and nutrients to crops, Physically supports plants, Helps control pests, and protects the quality of drinking water, air and wildlife habitat. The goal of soil management is to protect soil and enhance its performance so you can farm profitably.
A chromosome number of 92
