May 14 Quiz Jay Whetter May 14, 2014 Leave a Comment 1. Say canola seeded on May 1 has 100% of its yield potential. After what seeding date does canola yield potential drop below 80% of its May 1 level? May 7May 14May 21May 28 2. Growers have methods to help late-seeded crops mature earlier. Of the four choices below, three are legit, and one is not. Which choice will NOT shorten days to maturity? An earlier-maturing variety Shallow seeding Increased nitrogen rateIncreased seeding rate 3. Based on Canola Performance Trial data for 2013, roughly how many days can you gain by swapping the latest maturing Argentine hybrid for the earliest maturing Argentine hybrid?3579 Loading...