GRAIIST SORGHUMS IN THE TEXAS PANHANDLE. 



37 



Table XX. — Agronomic data recorded in the environmental experiments with grain 

 sorghums grown at the Amarillo Cereal Field Station during the 5-year period from 

 1915 to 1919, inclusive. 



[In the statement of yields per acre the bushel is rated at 60 pounds for kaflr and at 58 pounds for other 



sorghums.] 



Year, variety, and 

 source of seed. 



1915. 



Dwarf milo: 



Amarillo, Tex. 



Arlington, Va. 

 Feterita : 



Amarillo, Tex. 



Arlington, Va . 

 Dawn kaflr: 



Amarillo, Tex. 



Arlington, Va. 



1916. 



Dwarf milo: 



Amarillo, Tex. 



Arlington, Va. 



Chico, Calif... 

 Feterita : 



Amarillo, Tex. 



Arlington, Va . 



Chico, Calif 



Dawn kaflr: 



Amarillo, Tex. 



Arlington, Va.. 



Chico, Calif . . . . 



Row space. 



1917. 



Dwarf milo: 



Amarillc,Tex. 



Arlington, Va. 



Chico, Calif. , . 

 Feterita: 



Amarillo, Tex. 



Arlington, Va. 



Chico, Calif. . . 

 Dawn kaflr: 



Amarillo, Tex. 



Arlington, Va. 



Chico, Calif . . . 



1918. 



Dwarf milo: 



Amarillo, Tex. 



Arlington, Va. 

 Feterita : 



Amarillo, Tex. 



Arlington, Va . 

 Dawn kaflr: 



Amarillo, Tex. 



Arlington, Va . 



1919. 



Dwarf milo: 



Amarillo, Tex . 



Arlington, Va. 



Chico, Calif. . . 

 Feterita : 



Amarillo, Tex. 



Arlington, Va. 



Chico, Calif . . . 

 Dawn kaflr: 



Amarillo, Tex. 



Arlington, Va. 



Chico, Calif. . . 



Plants. Stalks. 



Inches. 

 7.2 

 7.2 



10.6 

 10.6 



8.0 

 8.0 



11.3 

 11.3 

 11.3 



14.8 

 14.7 

 14.8 



10.8 

 10.7 

 10.8 



12.5 

 12.5 

 12.5 



19.4 

 23.6 

 22.9 



26.4 

 26.4 

 26.4 



14.8 

 15.0 



10.7 

 10.3 



16.1 

 16.2 



10.4 

 12.9 



8.5 



44.8 

 28.6 

 13.4 



33.1 



20.1 

 10.4 



Inches. 

 3.3 

 3.3 



3.8 

 3.9 



4.6 

 4.5 



5.1 

 5.6 

 5.1 



6.3 



5.2 

 5.5 



4.7 

 5.1 

 5.3 



4.2 

 4.'2 

 4.0 



5.0 

 5.7 

 5.6 



7.2 

 5.6 

 5.1 



7.1 



7.4 



12.5 

 13.7 



4.4 



4.8 

 3.9 



10.8 



7.8 

 4.3 



11.6 



7.9 

 5.0 



Suckers. 



Per cent. 

 54.1 

 54.1 



64.2 

 63.4 



42.5 

 43.3 



55.1 

 50.5 

 55.1 



57.3 

 64.1 

 63.7 



55.9 

 52.5 

 50.7 



66.4 

 66.4 

 68.8 



74.1 

 75.7 

 82.8 



72.8 

 78.9 

 80.5 



32.9 

 29.0 



33.5 



28.2 



22.1 

 15.5 



57.6 

 62.1 

 53.4 



75.3 

 73.1 

 68.1 



65.2 

 60.5 

 51.9 



Erect 

 heads. 



Per cent. 

 73.0 



Headed. 



Per cent. 



97.0 

 98.9 

 100 



81.6 

 76.9 

 96.1 



87.3 

 91.5 



100 

 100 

 100 



97.4 

 95.2 



100 



97.8 



13.6 

 43.2 



47.1 

 52.7 



50.7 



91.4 

 83.4 

 79.8 



71.2 

 65.4 



27.0 

 44.3 



100 

 100 

 100 



100 

 100 

 100 



Yields per acre. 



■Total 

 crop. 



Pounds. 

 10, 220 

 9,180 



7,680 

 10,400 



11,380 

 11,680 



1,090 

 800 

 760 



1,050 

 2,716 

 2,370 



3, 740 

 4,000 

 3,460 



6,400 

 5,400 

 ■4,840 



5, 750 

 4,640 

 4,000 



7,640 

 5,240 

 5,720 



920 

 1,400 



1,240 

 840 



1,400 

 1,160 



6,000 

 5,200 

 5. 520 



3,760 

 4,800 

 5,920 



4,400 

 5,600 

 6,800 



Grain. 



Pounds. 

 3,580 

 3,780 



2,720 

 2,820 



3,220 

 3,500 



160 

 170 

 130 



270 

 916 



860 



340 

 370 

 320 



1,720 

 1,560 

 1,320 



1,080 



1,000 



980 



1,400 

 1,740 

 1, 180 



280 

 380 



180 

 240 



120 



2,900 

 2,700 

 2. 600 I 



1,580 

 2,040 

 2,600 



1,560 

 1,860 

 2,240 



Bushels. 

 61.7 

 65.2 



46.9 

 48.6 



53.7 

 58.3 



2.8 

 2.9 

 2.3 



4.7 

 15.8 



14.8 



5.7 

 6.2 

 5.3 



29.7 

 26.9 

 22.8 



18.6 

 17.2 

 16.9 



26.7 

 29.0 

 19.7 



4.8 

 6.6 



3.1 

 4.1 



1.3 



2.0 



50.0 

 46.6 



44.3 



27.2 

 35.1 

 44.8 



26.0 

 31.0 

 37.3 



