... shape called " navel ". 4, It's sweet, fragrant and rich nutritional value, high content Vitamin C etc..... U-Orange Navel ... with little sour, flesh crisp slag, faint scent tastily,rich in nutritious and variety of vitamins, as the best fresh fruit , 3 ... county covers 60 acre-feet ,which has plentiful plants,rich soil ,and various microelement,so that it is particularly suitable for cultivation ...