ONIONS 27 



produced on the same head. These sets or 

 bulblets are carried through the winter in a 

 dry state, the same as ordinary sets grown 

 from seed, and are planted out early the follow- 

 ing spring, while Potato Onions are usually 

 planted in the autumn, and in those localities 

 where they need winter protection mulched with 

 straw or coarse litter. 



Onion culture is carried on as a successful 

 commercial industry chiefly in the states north 

 of the Ohio River and east of the Mississippi. 

 The industry also thrives in certain districts 

 in each of the states bordering the Pacific, where 

 the crop frequently is grown on irrigated land. 

 The delta region of the mouth of the Missis- 

 sippi has long been noted for the production 

 of a peculiar type of onions, grown little in any 

 other section of the United States, known as 

 the Creole Onion. 



Of late years the Bermuda onion has been 

 extensively planted as an autumn crop on the 

 irrigated lands in Southwest Texas and the val- 

 ley of the Rio Grande River. 



It has recently been determined, through 

 the work of the United States Department of 

 Agriculture, that the large mild flavored Denia 

 or Spanish onions, so extensively imported into 

 this country, can be successfully grown in cer- 



