Article: Corn variety issues.(Country conversation & feedback)

Countryside: Reading the article on sweet corn (Tim King, 91/2), I noticed that there was little naming of specific varieties, and most that were named are hybrids, not OP's.

Non-hybrid, non-GM corn varieties are designated "OP," farm jargon for "open-pollinated." This means that it is theoretically pollinated by wind, without hand pollination. Notice the emphasis on "theoretically": in the case of a small plot rather than a large field, hand pollination is imperative. All of the "heirloom" sweet corn varieties are OP Hybrids can be classed as nonsweet (hybrid field corn), or sweet corn hybrids. Sweet corn hybrids are subclassified based on the allele they carry ...

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