Research Article

Cover Crop Biomass Harvest Influences Cotton Nitrogen Utilization and Productivity

Figure 1

Effect of rye residue management and year on (a) leaf N concentration and (b) plant N concentration, at first square. Columns sharing the same letter for each parameter inside of year are not significantly different . NC: no winter cover crop; REM: rye residue removed; RET: rye residue retained.
420624.fig.001a
(a)
420624.fig.001b
(b)