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
OlduvaiEast Africa. Olduvai Gorge is a dry valley found within the Serengheti Plains of northern Tanzania, near the western margin of the Eastern Rift Valley. The areaâs name is derivedfrom the word âOldupaiâ, the Masai word for a type of agave plant that grows in the region.