Research Article
Interactions of Nitrogen Source and Rate and Weed Removal Timing Relative to Nitrogen Content in Corn and Weeds and Corn Grain Yield
Table 1
Large crabgrass density as influenced by year, location, N source, and average height of weeds at timing of removal.
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Means within a year and location combination followed by the same letter are not significant according Fisher’s protected LSD test at . Data are pooled over N rates. |