viii LIST OF ILLUSTRATIONS. 



FAGB 



31. Irrigation from Box Ditch, 64 



32. Sub-irrigation by Tile, 65 



2,2). Onion Maggot, Eggs, Larva and Fly, . . 67 



34. Onion-Curing Shed, 72 



35. Ventilated Barrel, 74 



36. Onion-Sorting Device, 75 



37. Onions Crated for Market, 76 



38. Section of Wall of Onion Storage Room, 79 



39. 40. Cross Section of Onion Pit, 80 



41. The Barletta Onion, 86 



42. Planet, Jr., Onion Set Harvester, 89 



43. Home-Made Onion Set Harvester, 89 



44. Sieve Drum for Cleaning Onion Sets, 90 



45. Yellow Globe Danvers, 98 



46. Red Wethersfield, 98 



47. Large Red Globe, 99 



48. Yellow Dutch, 100 



49. Extra Early Red, loo 



50. Prizetaker, loi 



51. New Mammoth Pompeii, 102 



52. Large White Italian Tripoli, 103 



53. White Pearl, ^ 103 



54. White Multiplier Onion Sets, 104 



