May 8, 1916 



Occurrence of Sterile Spikelets in Wheat 



237 



Table I. — Number and percentage of sterile spikelets on 25 spikes of bearded and smooth 

 varieties of wheat in 191 5 — Continued 



Variety. 



Bearded 



or 

 smooth. 



Total number 

 of spikelets. 



Drill. Hill. 



Number of 

 sterile spikelets. 



Drill. HiU 



Percentage of 

 sterile spikelets. 



Drill. Hill. 



Dawsons Golden Chaff 



Defiance 



Diamond Grit 



Dietz 



Dietz Longberry 



Doub 



Dunlap 



Early Harvest 



Early Red Chief 



Early Red Clawson 



Early Windsor 



Eclipse 



Egyptian Amber 



Enterprise 



European Century 



Farmers Trust 



Fish Head 



Fulcaster 



Four Row Fultz 



Jersey Fultz 



Fultz 



Fultz Mediterranean 



Genessee Giant 



Giant Square Head 



Goens 



Goens Awnless * 



Gill 



Glace 



Gold Coin 



Golden Bronze 



Greening (Michigan 126) 



Gypsy 



Hedges Prolific 



Hercules 



Harvest King 



Hickman 



Himgarian (Michigan 913802) 



Hybrid Sel. 13 



Hyde Michigan 6 



Imperial Amber 



International 6 (Michigan 61) 



Jones Early Red Chaff 



Jones Longberry 



Jones Mammoth Amber 



Jones Paris Prize 



Jones Winter Fife 



Kansas Mortgage Lifter 



K. B. 2 



Kharkov ■. . . . 



Klondike 



Lancaster- Fulcaster 



Lancaster Red 



Lebanon 



Mammoth Red 



Martins Amber 



Malakoff 



Massey 



36287°— 16 .3 



16. 36 



13. 60 

 18.76 

 15.28 

 15.04 

 15. 00 



15. 24 

 15.60 



16. 24 

 16.76 

 16.56 

 17.24 

 17.64 

 15-36 

 16. 76 

 18.08 

 15.8c 

 15-56 

 16.56 

 14.84 

 16.32 

 16. 40 



18. 04 

 17.40 

 15-36 

 15-44 

 15-44 



19. 00 

 17.24 

 16. 24 

 16. 04 

 17.76 



15-32 

 15. 16 



15-72 



15-45 

 14.92 



18. 00 

 16.84 

 15-92 

 15- 63 

 15.80 

 18.32 

 18.96 

 16.88 



19. 60 

 14.64 

 18.44 

 13.96 

 16.84 

 14.32 

 15.84 

 14.88 

 15.80 

 18.24 



14. 24 

 16.88 



17.32 

 13.76 

 18.76 

 15-44 

 16.55 

 13-52 



15. 00 

 15.08 



17-56 



16. 92 

 17.80 

 19.00 

 17.08 

 16.44 

 18.48 

 17.40 

 18.24 

 15.28 

 17.76 

 15.64 



17. 60 

 16. 92 

 19.44 

 18.36 

 15. 00] 

 15-32 



15. 12 



19. 80 

 17.36 

 18.32 

 17.92 

 18.84 

 16.80 

 17.08 



16. 20 

 15.68 

 17.96 

 22. 08 

 19.88 

 18.68 



18. 00 

 17.76 



17- 

 22.68 

 18. 12 



20. 20 

 16. 20 



20. 12 



15-76 

 17.92 

 15.24 

 16.36 

 15.84 

 16.84 



21. 00 

 14.96 

 20. 04 



3.00 



3-24 

 5. 28 



3-24 

 2.86 



3. 12 



3-92 



2. 60 



2. 64 



3-56 



3- 



3- 



4- 



3- 



3- 



4- 



3.00 



2. 96 



2. 40 



2. 72 



2.36 



1. 96 



4. 20 

 4.28 



3- 24 

 2.48 



2. 52 

 4.68 



3. 60 

 3- 20 

 3- 52 



4. 16 

 2.80 

 3- 20 

 2. 64 

 2.44 

 3-92 



24 



4.04 

 3- 20 



3 

 3 

 3 

 3 

 4 



3 



2.88 

 4.08 

 2'. 48 

 2.44 



52 



2.56 



1. 60 



3-52 

 1.68 



2. 16 

 I. 64 



.40 



1. 16 

 1.28 



2. 40 

 2.80 

 1.44 

 2.08 

 2. 24 

 2.32 

 2. 12 



.48 

 .60 

 •56 

 .28 

 1.28 

 .64 



1. 04 

 .76 

 •36 



2.08 

 1.44 



2. 04 

 1.80 

 2. 24 



• 44 



.60 

 I. 



I. 



2. 56 

 2. 12 

 2.56 



.92 

 .48 

 2. 36 

 1.48 

 I. 04 

 1.44 

 1.68 

 I. 16 



1. 32 

 1.44 

 1.52 



2. 16 

 2. 00 

 2.32 



1. 64 



2. 24 



23.82 

 28. 14 

 21. 20 



19. 01 



20. 80 

 25.72 

 16.66 

 16.25 



21. 24 

 21. 02 

 22.73 



26. 



/5 



19. 80 

 24.77 

 18.98 



19. 02 

 14.49 

 18.32 

 14.46 



11-95 

 23.28 



24-59 

 21. 09 

 16. 06 

 16. 32 

 24.63 

 20.88 

 19.70 

 21.94 

 23.42 

 18. 27 



21. 10 

 16.79 

 15.84 

 26. 27 



21-33 

 19.23 



25-37 

 20.47 

 20.75 



23-36 

 26.37 



17-77 

 15-71 

 17.76 



20. 82 



22. 63 

 18.76 

 22. 06 

 26. 01 



23-65 

 18. 22 

 22. 36 

 17.41 

 14-45 



14-77 



11. 62 

 18. 76 



10. 87 



13- 19 



12. 13 

 12. 26 



5-57 

 2. 27 

 6.85 



7. 19 

 12. 62 

 11.63 



8-75 



11. 25 

 12.87 

 12.71 



13-87 

 2. 76 



3-84 

 3-18 



1-59 

 6.58 



3-48 

 6. 92 

 4. 96 

 2.38 



10. 50 

 8.29 



11. 13 



10. 04 

 11.88 



2. 16 



11. 00 

 3-70 

 9-43 



10. 02 



11-59 

 10. 66 



13-70 



10.44 



5.18 



2.68 



10. 40 



8. 22 

 5-14 

 8.88 



8-34 

 7-36 

 7.42 



9-44 

 9.29 



13- 63 

 11.87 



11. 04 



10. 96 



11. 12 



