CROPI'INC. SYSTEMS l"OR TOBACCO 



25 



Table 19 — Grade Index, Yield, and Crop Index of Touacco. 



(.Sunmiary of Results of 1932) 



Cropping System 

 Continuous Tobacco: 



No cover (check) 



Manure 



Manure and timotliy cover. 



Timothy cover 



Timothy cover (residual) . . . 



Red top cover 



Rye cover 



Rotation Tobacco: 



With corn and timothy 



With corn and clover 



Table 20 — Yield per Acre of Potatoes, Onions, and Tobacco Grown in 



Rotation. 



Potatoes 



Year Bushels 



1924 226.4 



1925 363.3 



1926 296.9 



1927 201.0 



1928 291.0 



1929 229.7 



Average 268.1 



14,176 



1,372 



Table 21 — ^'ield per Acre of Corn, Timohiv, and Tobacco Grown in 



Rotation. 



Ear Com Corn stover Timothy hay Tobacco 



Year Bushels Tons Tons Pounds 



1924 26.5 1.23 1.16 1023 



1925 74.4 2.86 .75 929 



1926 42.1 1.47 .76 



1927 45.5* 1.12* 1.76 1043 



1928 42.0* 1.35* .96 1254 



1929 57.5* 1.58* 1.17 



19.30 57.4 1.89 1.71 1201 



1931 58.6 1.61 2.58t 1446 



Average 50.5 1.64 1.36 1149 



*Corn following timothy and clover — iilots not dividt-il for corn yield. 

 tFertilizer for timothy increased in 1931. 



Table 22 — ^'IELD per Acre of ("orn. Clover Hay, and Tobacco Grown in 



Rotation. 



Year Ear Corn Corn stover Clover Hay Tobacco 



Bushels Tons Tons Pounds 



1927 45.5* 1.12* 3.92 



1928 42.0* 1.35* 1.78 1067 



1929 57.5* 1.58* 2.74 



1930 50.2 1.80 1.67 1326 



1931 57.0 1.58 2.18 1377 



*Corn following timothy and clover — plots not divided. 



