摘要 |
<p>The laying nest for egg collection comprises a rectangular box open at the top and mounted slightly clear of the floor. Wheat or oat chaff is laid on the bottom to form the nest material. The bottom (2) of the.nest (1) is at least partly formed by a fine-mesh grating (9). The latter can be of pressed gauze, the nest walls being at an acute angle, between 25 and 75 deg., to the top surface.</p> |