Males are easily distinguished from females based on colour differences, with a distinct black patch at the abdomen, less noticeable in recently emerged flies (see fig.), and the sexcombs (a row of dark bristles on the tarsus of the first leg).
total asset turnover. A financial ratio that indicates the effectiveness with which a firm's management uses its assets to generate sales. A relatively high ratio tends to reflect intensive use of assets. Total asset turnover is calculated by dividing the firm's annual sales by its total assets.
In accounting, turnover often refers to inventory or accounts receivable. A quick turnover is desired because it means that inventory is not sitting on the shelves for too long. 2. In a portfolio, a small turnover is desired because it means the investor is paying less in commissions to the broker.