Enhanced Efficiency Liquid Nitrogen Fertilizer Management for Corn Production

Table 7

Fall and spring chlorophyll meter readings, moisture, test weight, and oil concentration response to nitrogen sources at 168 kg·N·ha⁻¹. Data were combined over years and N sources/placements.

N timing	Chlorophyll meter readings	Moisture	Test weight	Oil
	SPAD units	g·kg^−1	kg·hL^−1	g·kg^−1
Fall	52.6	191	68.0	32.7
Spring	51.9	196	69.6	31.7
LSD ()^‡	NS^†	NS	NS	0.08

^†NS, not significant. ^‡Fisher’s protected least significant difference at .