Amylose-extender dull waxy

These genes have been incorporated into sweet com inbreds, and a new type of vegetable com that is intermediate in sweetness between standard sweet com (su) and sweet corns based on the sh2 mutation has been introduced.415 This hybrid, Pennfresh ADX, has the advantage of extra sweetness at harvest and sugar retention for an extended time in storage 404 

Endosperm of ae du wx in a sweet corn background has a major developmental gradient typical of normal and a type-II minor gradient characteristic of du.43 Saussy43 reports that starch granule and plastid development in ae du wx is similar to that of du wx. 

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