Seed vigor by pre-harvest defoliation of maize plants

  • US 5,518,989 A
  • Filed: 01/31/1994
  • Issued: 05/21/1996
  • Est. Priority Date: 01/31/1994
  • Status: Expired due to Term
First Claim
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1. A method for treating a stand of maize plants, comprising the steps of (A) reducing functional leaf area in substantially all of said plants, wherein said reducing is effected at between about 600 and about 850 GDDs after pollination of said plants, and then (B) harvesting said stand, such that a seed assemblage is obtained from said stand that is characterized by a level of seed vigor that is enhanced relative to the level of seed vigor in a seed assemblage harvested from a comparison stand of maize plants not subjected to said reducing of functional leaf area.

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