GENERAL HOST <GH> SEES YEAR LOSS General Host Corp said it will report a loss from continuing operations and a sharp decline in net income for the year ended January 25, 1987, due to substantial operating losses in its Frank's Nursery and Crafts unit. For the year ended January 25, 1986, General reported net income of 29.7 mln dlrs. The company said it discovered problems in its unit's computerized accounts payable system. It said results of its other nursery and craft unit, Flower Time Inc, are not affected. It said its accountants are investigating the problem, which will delay release of its full-year results.