Note 3 - Operating Leases (Details) - USD ($)	12 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Payments for Leasing Costs	$ 21,370
Operating Leases, Rent Expense	441,334	$ 253,275
Farmland Leasing Agreement | Shiqiao Village
Operating Leases, Rent Expense, Minimum Rentals	163
Operating Leases, Rent Expense	1,625,461
Farmland Leasing Agreement | Zhongce Village
Operating Leases, Rent Expense, Minimum Rentals	162,546
Operating Leases, Rent Expense	162,546
Farmland Leasing Agreement | Sizhang Township
Operating Leases, Rent Expense, Minimum Rentals	163
Operating Leases, Rent Expense	$ 1,628,081