Yes ofcourse your referring to their bench grafts or scion wood they wax to allow them to heal over from the graft without being dried out. They do not wax their fruit but it has natural wax. The French dip the stems of certain winter pears in wax to keep the pear from drying out. The commercial fruit growers clearly have known for years wax buys them additional shelf life to fruit. 3 or 4 weeks extra weeks life for your fruits is huge. I’m just bringing attention to this as I think we are missing the picture on some things. A tree sprayed with wax eg. Dormant oil spray fights many pests on fruit trees, fruit waxed fight drying out or spoilage, bench grafts waxed are much more likely to succeed. I use parafilm a wax grafting tape for my grafts. Bringing this up because it needed attention drawn to the subject. Since Arkansas black and other long keeping winter apples are more greasy I think we need to take notes on whats going on here. This thread will help in addition for fruit storage What's too cold to store apples, 30-32F? . Make special note on comice and anjou in this pdf document fs147.pdf (26.5 KB) as they require refrigeration or mass amounts of fruits ripening that are releasing enough gas to ripen. Take a look at these Passe Crassane pears and note the stems
Passe Crassane Pears Information and Facts
Large commercial farmers already know the benefits of wax as a preserving tool
http://www.waxandgrafts.com/
Watch this video
