Cotton foreign matter and cotton lint samples used in this paper.

Abstract

<p>1-bark outer, 2-bark inner, 3-stem outer, 4-stem inner, 5, 6, and 7-brown leaf from DP 1050, NG5315, and PHY 339 respectively, 8, 9, and 10-bract from DP 1050, NG5315, and PHY 339 respectively, 11-hull, 12-twine, 13, 14, and 15-seed coat inner from DP 1050, NG5315, and PHY 339 respectively, 16, 17, and 18-seed coat outer from DP 1050, NG5315, and PHY 339 respectively, 19, 20, and 21-seed from DP 1050, NG5315, and PHY 339 respectively, 22-green leaf, 23-plastic bag, 24-plastic bale packaging, 25-paper, and 26, 27, and 28-cotton lint of DP 1050, NG5315, and PHY 339 respectively.</p