From the data in table 4 and table 5 shows a number of different types of agricultural output in total output format. Use in the country of export, or even import quite a variance. In some years, there are plenty of, and in some years there are also small quantities, that is because instability in domestic economies that still can't fix it now, so as a result, various kinds of output quantity of phosphorus in a pruan variable accordingly. This notice from the SD value exponent
การแปล กรุณารอสักครู่..
