Influence of Simulated Imazapic and Imazethapyr Herbicide Carryover on Cotton (Gossypium hirsutum L.)

Table 1

Cotton varieties, planting dates, and soil characteristics of each site.

		2001		2002
Variables	Denver City	Munday	Yoakum	Denver City	Yoakum
Herbicides applied	April 26	May 8	April 27	April 18	April 23
Planting date	May 18	May 8	April 27	June 3	April 23
Soil texture	LFS	FSL	SL	LFS	SL
Soil name	Brownfield	Miles	Hallettsville	Brownfield	Hallettsville
pH	7.6	8.1	6.8	7.6	7.2
OM (%)	<1.0	0.1	1.2	<1.0	1.0
Sand (%)	80	75	65	80	65
Silt (%)	3	16	18	3	17
Clay (%)	17	9	17	17	18
Cotton variety	PM1218RR	PM1218RR	ST 4793RR	PM 2280RR	SG 215RR

^aAbbreviations: FSL: fine sandy loam; LFS: loamy fine sand; SL: sandy loam; OM: organic matter.