Data from: Canopy closure, yield, and quality under heterogeneous plant spacing in sunflower
<p dir="ltr"><b>Abstract</b></p><p dir="ltr">Deviation from uniform target plant population density in sunflower (Helianthus annuus L.) production may negatively affect canopy closure, yield, and grain quality. The objective of this study was to evaluate the effects of plant density heterogeneity on yield, quality, …