When a person starts the training and qualification process, they are classified as a trainee. Their goal is usually to become a fully certified Level I, Level II or Level III technician. It is important that the technician be qualified in the inspection method before the technique is used and test results evaluated.
Blight resistant varieties of Chinese chestnut (Castanea mollissima) are a viable alternative for commercial chestnut production.Chestnuts are low in fat compared with other nuts and are receiving attention from the health food industry.light resistant varieties of Chinese chestnut (Castanea mollissima) are a viable alternative for commercial chestnut production.Chestnuts are low in fat compared with other nuts and are receiving attention from the health food industry.
Choosing a Chestnut Species. The most common edible chestnut species are the American chestnut (Castanea dentata), Chinese chestnut (C. mollissima), Japanese chestnut (C. crenata) and European chestnut (C. sativa). Chinese chestnuts are generally hardy to Zone 5, but some are hardy to Zone 3.he nuts of different species are equally variable. American chestnuts are small, have an easily removable pellicle (the thin brown skin around the nutmeat), and are the sweetest of the edible chestnuts. European species have a variable, usually mild flavor, and Japanese chestnuts are sometimes bitter.