X. SUMMARY OF CHEMICALS BY CROPS 



FIELD CROPS 



Corn: 



Pre-emergence--2,4-D, atrazine, simazine, mixture of CDAA and 



TCBC (p. 18) 

 Post-ennergence--2,4-D; inbred-line fieLds--DNBP (p. 18) 

 Directed post-emergence treatment at lay-by- -2, 4-D (p. 19) 



Sorghum: 



Post-emergence--2,4-D (p. 19) 



Wheat, barley, and oats--Fall- or Spring-Seeded: 

 Underseeded with legumes: 



Post-emergence--MCPA, 2, 4-D, DNBP (p. 19) 

 Not underseeded with legumes: 



Post-emergence--2,4-D, MCPA (p. 20) 



Flax: 



Post-emergence--MCPA, 2, 4-D, nnixture of MCPA and TCA (p. 21) 



Cotton: 



Humid Cotton Belt: 



Pre-emergence--CIPC, diuron, nnonuron (p. 21) 



Directed post-emergence- -nonfortified herbicidal oils and DCMA 

 (p. 22) 

 Western irrigated Cotton Belt: 



Directed post-emergence in established cotton- -monuron, diuron, 

 and CIPC (p. 22) 



Soybeans: 



Pre-emergence--DNBP, PCP, amiben (p. 22) 



Peanuts: 



Pre-emergence--DNBP, sesone (p. 23) 



Rice: 



Late pre-emergence- -CIPC (p. 23) 



Late post-emergence--2, 4-D, MCPA, 2,4,5-T, silvex (p. 23) 



Sugar beets: 



Preplanting--IPC, endothal (p. 24) 



Pre-emergence--TCA. (In localized areas, endothal) (p. 24) 

 Post-emergence- - sodium chloride, dalapon (p. 24) 



Tobacco (plant beds): 



Preplanting--commercial urea and calcium cyanamide, calcium cyana- 

 mide, methyl bromide (p. 25) 



VEGETABLES 



Asparagus: 



Seedbeds, pre-emergence--monuron, light aronaatic oil (p. 26) 

 Established beds, pre-emergence--2,4-D, monuron, sesone, NPA (p. 26) 

 Established beds, aiter cutting season- -monuron, dalapon (p. 26) 



- 52 - 



