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 ...

Is any flower more synonymous with late summer and early fall than the common sunflower? Their giant, sunshiny blooms are enough to make anyone smile. Growing your own picture-perfect sunflowers just ...

Sunny, strong and simple to grow: No wonder 2021 is the year of the sunflower. These cheerful plants brighten Vincent Van Gogh’s paintings. They make the best all-around seed for small birds (and ...