Worksheet: Stars and the H-R Diagram. Background: The Hertzsprung-Russell diagram is actually a graph that illustrates the. relationship that exists between the average surface temperature of stars and their. absolute magnitude, which is how bright they would appear to be if they were al the. same distance away.
The most important time to fertilize your lawn is in the fall to help you lawn develop a strong root system. Apply 1.5 to 2.5 pounds of nitrogen per 1,000 square feet. Use a lawn fertilizer with a higher amount of nitrogen, if your grass type is Kentucky bluegrass or perennial ryegrass, or soil is sandy, or grass clippings are not returned to the lawn. Greenview recommends applying Greenview Fairway Formula Fall Fertilizer 0 Phosphate in early September.
1 Greens include food scraps (such as fruit and vegetable peels, coffee grounds, tea bags and old bread), fresh grass clippings, fresh weeds and manure.  Browns include fallen leaves, dry weeds, shredded paper, wood chips and straw. Add greens and browns in layers.