Figure 6. The tobacco seeds of MSYY85 pelleted with T1 method were attracted by a small magnet.

Ck: the control seeds pelleted without magnetic powder and fluorescent materials did not be attracted by a magnet; a: the seeds pelleted with T1 (2 g seeds pelleted with 15 g bentonite and 84 g blend powder which consisted of 79.6 g talc, 0.2 g fluorescein and 4.2 g magnetic powder) were attracted by a magnet; the white arrow showed a small magnet.