Note 11 - Notes Payable to Banks	12 Months Ended
Jan. 31, 2012
Long-term Debt [Text Block]	11. NOTES PAYABLE TO BANKS As of January 31, 2012, the Trust has a revolving bank line of credit agreement, with a credit limit of $500,000. The line of credit bears interest at the prime rate plus 2.75% per annum, has no financial covenants and matures on May 23, 2012. If the Trust maintains bank balances of at least $250,000 with the lender, the line of credit bears interest at the prime rate plus 1.0% with a 6.0% rate floor. The line is secured by a junior security interest in the Yuma, Arizona property and the Trust’s trade receivables. Mr. Wirth is a guarantor on the line of credit. The Trust had no funds drawn on this line of credit as of January 31, 2012.

Note 11 - Notes Payable to Banks

12 Months Ended

Jan. 31, 2012

11. NOTES PAYABLE TO BANKS

As of January 31, 2012, the Trust has a revolving bank line of credit agreement, with a credit limit of $500,000. The line of credit bears interest at the prime rate plus 2.75% per annum, has no financial covenants and matures on May 23, 2012. If the Trust maintains bank balances of at least $250,000 with the lender, the line of credit bears interest at the prime rate plus 1.0% with a 6.0% rate floor. The line is secured by a junior security interest in the Yuma, Arizona property and the Trust’s trade receivables. Mr. Wirth is a guarantor on the line of credit. The Trust had no funds drawn on this line of credit as of January 31, 2012.