Before the development of the oil industry, date palm cultivation dominated Bahrain's agriculture, producing sufficient dates for both domestic consumption and export.
Ghardaïa is a major centre of date production, with nearly 60,000 palm trees producing dates.
A printer produces a receipt listing materials and due dates.
Where the two systems produced different dates there was generally a compromise so that both churches were able to celebrate on the same day.
If the timing of the mass extinction isn't uniform across these sites, it's easy to see how they could produce different dates.
Oasis farming in small patches of the north of the country produces onions, dates, and some market vegetables for export.
Take a date-tree, leave it without culture, and it will always produce dates.
Charcoal and bone collagen samples located above and below one of the fragments produced dates of around 18,000.
An 1880 description said the village was enclosed, with wild palms that produced inedible dates but had useful leaves and branches.
Dating Lindow Man is problematic as samples from the body and surrounding peat have produced dates spanning a 900-year period.