Corn Hybrid Response to Water Management Practices on Claypan Soil

Table 7

Effects of water management and hybrid interaction on plant heights 42 d after 24 April planting date in 2009.

Water management system	DKC63-42	LG2642	Asgrow785	Kruger2114	DKC61-73
			cm
Nondrained, nonirrigated (NDNI)	28	36	28	67	53
Nondrained, nonirrigated, delayed planting (NDNIDP)	41	53	46	53	50
Drained, nonirrigated (DNI) at 6.1 m	82	77	73	73	86
Drained, nonirrigated (DNI) at 12.2 m	59	65	61	54	66
Drained plus subirrigated (DSI) at 6.1 m	77	76	60	72	78
Drained plus subirrigated (DSI) at 12.2 m	53	60	49	58	40
Overhead irrigated, nondrained (NDOHI)	49	24	45	28	34
Overhead irrigated, nondrained, delayed planting (NDOHIDP)	43	49	50	46	49
LSD (P = 0.05)			30