In Egypt, the Fatimids built mosques and forts, and the new city of Fustat (Cairo). Rock-cut church at Lallibella (Ethiopia, ca. 1300 AD) Increased trade with India made the people of East Africa rich enough to build stone palaces, houses, city walls, mosques, and churches.
Description: Bovine viral diarrhea virus (BVD) is a viral infection of domestic ruminants worldwide. BVD is responsible for significant economic losses due to decreased milk production, reproductive problems, treatment costs, and mortality. Cost estimates in herds with BVD range from $24 to $200 per cow per year.BVD often interacts with other disease of the respiratory and digestive tract and can affect multiple organ systems.ost estimates in herds with BVD range from $24 to $200 per cow per year. BVD often interacts with other disease of the respiratory and digestive tract and can affect multiple organ systems.
1 Vinyl fencing costs $ 10 per linear foot (budget) to $25 per linear foot (high end). 2  Other required materials include posts ($20 to $30 apiece) , post caps ($7 to $14 apiece) , and a gate ($200 to $1,200 or more). 3  Labor costs for vinyl fence installation are $5 to $8 per linear foot.