Corn Response Across Plant Densities and Row Configurations for Different Moisture Environments

Table 3

Distribution by month and totals for rainfall and irrigation at five site-years during the 2011 to 2014 growing seasons across northern and central Alabama.

Month	EVS^a				TVS^b
	2011	2012	2014	10 y avg.^c	2012	2013	10 y avg.^c
Rainfall mm
April	48	24	130	79	41	108	125
May	56	176	114	108	80	165	108
June	57	77	107	97	34	85	77
July	204	84	89	131	222	250	142
August	16	133	75	118	87	56	77
September	0^d	0	0	0	0	11	4
Total	381	494	515	533	464	675	533
Irrigation mm
April	10	71
May	42	41			44	13
June	64	81			102	95
July		81	85		44	51
August			23		25
Total	116	274	108		215	159

^aEVS, E.V. Smith research center. ^bTVS, Tennessee Valley Research and Extension center. ^cDates correspond to the earliest planting and latest harvest dates at each location for the 2004 to 2014 time period. ^d“0” represents no rainfall documented because the harvest date occurred in August or no rainfall was received during September, prior to the harvest.