The focus of Lesson 2 will be upon the visible light region - the very narrow band of wavelengths located to the right of the infrared region and to the left of the ultraviolet region. Though electromagnetic waves exist in a vast range of wavelengths, our eyes are sensitive to only a very narrow band.
Broccoli contains a substantial amount of nutrients that are extremely good for health including vitamins A, C, folic acid, fiber and calcium. This cruciferous vegetable has also become popular because of its ability to offer the following health benefits: 1. Prevents cancer. Broccoli is rich in glucoraphanin which can be processed by the human body into a kind of compound capable of preventing cancer.
Fortunately, more plants that thrive when planted with broccoli than those that are harmful. Helpful companions of broccoli include various herbs like dill, sage, rosemary, basil, mint, garlic and thyme. The strong aroma of these herbs helps to repel common garden pests that would dine on your broccoli crop.