Weed Control in Corn (Zea mays L.) as Influenced by Preemergence Herbicides

Table 6

Corn yield as influenced by herbicides.

Treatment	⁢Dose; ⁢Product/ha	2013		2015
		Taylor	Ganado	Taylor
		kg/ha
Fluthiacet-methyl (F) + pyroxasulfone (P)	0.75 L	—	—	9342
(F) + (P) + atrazine	2.62 L	—	—	8092
Atrazine	2.34 L	5586	7695	7556
Isoxaflutole	0.47 L	5434	6980	7669
S-Metolachlor + atrazine	4.96 L	5396	7627	8582
Alachlor + atrazine	8.23 L	4940	7466	—
Mesotrione	0.47 L	4851	7727	8970
Thiencarbazone-methyl + isoxaflutole	0.19 L	5256	7318	9494
Acetochlor + atrazine	8.23 L	4915	7031	8899
S-Metolachlor	1.59 L	5143	7082	8806
Dimethenamid-P + atrazine	4.12 L	5294	8350	9611
Acetochlor (74.8%)	8.23 L	—	—	8738
Rimsulfuron + mesotrione	0.47 L	4972	8295	—
Rimsulfuron + thifensulfuron-methyl	0.09 L	5168	7991	7934
S-Metolachlor + atrazine + mesotrione	7.02 L	5589	8556	9962
Dimethenamid-P	1.22 L	5275	7172	9447
Pendimethalin	3.55 L	5264	7881	8958
Saflufenacil	0.19 L	4524	8311	7477
Saflufenacil + dimethenamid-P	1.12 L	4906	7495	9377
Acetochlor (33%)	3.55 L	5099	8310	8691
S-Metolachlor + mesotrione	7.02 L	5501	6160	8695
Pyroxasulfone	210.16 G	5346	7548	9691
Untreated	—	4506	6816	8218
LSD (0.05)		796	1800	1969

L = liters; G = grams.