This is a preview. Log in through your library . Abstract An in-row competition study was conducted in 1991 and 1992 near Silver Lake, KS to determine the relationship of noncultivated common ...

Multiple weed species in the field combine to cause yield losses and can be described using one of several empirical models. Field studies were conducted to compare observed corn yield loss caused by ...

Easy to grow and useful all year-round, sunflowers are crowd-pleasers. Summer’s bright blooms bring joy to gardeners and pollinators, and naturally dried seeds provide local wildlife with a food ...

The common sunflower (Helianthus annuus) with its familiar blooms has been cultivated by Native Americans as far back as 3,000 B.C. They utilized these lofty giants in medicine and as a vital food ...

As we enjoy the final few weeks of summer here in the Vail Valley, let’s take the time to pay homage to what is unequivocally a primary image of the season — the sunflower. You can probably picture ...

Perhaps one of the greatest achievements of New World, native peoples was their domestication, cultivation and improvement of many native plants they encountered when migrating through and settling ...

If you planted your first sunflower seed in a paper Dixie cup in kindergarten and watched it grow, you're probably hooked on these easy-to-grow, showy flowers for the garden. Sunflowers are perfect ...

Researchers at CU are teasing out the modern-day sunflower's genetic history. Humans and sunflowers go way back. American Indians first domesticated the plant — prized for its seeds, oil and beauty — ...

They got it wrong! The sunflower, not the rose, should be our national flower. Now, I like roses, especially our native wild roses like the Carolina rose and the swamp rose. And I like old fashioned ...