However, ethylene concentrations exceeding 0.1ml l1 have been found in cartons of lettuce heads5 and inside packages of prepared lettuce salad mixes (Warton MA and Wills RBH, unpublished) during marketing.
However, ethylene concentrations exceeding 0.1ml l1 havebeen found in cartons of lettuce heads5 and insidepackages of prepared lettuce salad mixes (Warton MAand Wills RBH, unpublished) during marketing.