Calculating Fertilizer Rates For Lawn Grass. From the chart above of lbs. per 1000 sq. ft of Nitrogen you can calculate the amount of fertilizer you actually need during a year.For example, if you have bluegrass under average maintenance you would need 3 lbs. of N yearly according to the above chart.alculating Fertilizer Rates For Lawn Grass. From the chart above of lbs. per 1000 sq. ft of Nitrogen you can calculate the amount of fertilizer you actually need during a year.
Hacienda Baru BarÃº National Wildlife & Refuge lodge is situated On Costaârica S Southern Pacific. Coast this is a region of distinct natural beauty where forest covered mountains rise up from the Dramatic pacific. coastline
Olduvai is a misspelling of Oldupai, a Maasai word for a wild sisal plant that grows in the area. The gorge is located in the Great Rift Valley, between the Ngorongoro Crater and the Serengeti National Park. It is 30 miles from Laetoli, another fossil-rich area. Olduvai Gorge was formed about 30,000 years ago, the result of aggressive geological activity and streams.