6 MASS. EXPERIMENT STATION BULLETIN 333 



Table 2. — Yields of Dry Matter and Nitrogen — Pounds Per Acre. 



With Nitrogen 



Year 



Legume Subplots 



Nonlegume Subplots 



Crop 



Dry Nitrogen 

 Matter 



Crop 



Dry Nitrogen 

 Matter 



Plot 5. Nitrate of Soda 



1924 *Clover 2,660 



1924 Clover rowen 1,380 



1925 Sweet corn 2,760 



1926 *Soybeans 3,700 



1927 Sweet corn 1,980 



1928 *Clover 2,940 



1929 Clover 8.120 



1930 * Japanese millet 7,360 



1931 Oats and peas 2,400 



1932 *Soybeans 3,980 



1933 *Alfalfa Plowed 



1934 Hungarian millet ... . 3,960 



1935 *Oats and peas 3,800 



60.2 

 42.0 

 49.2 

 77.6 

 34.0 

 42.4 

 68.2 

 88.0 

 40.8 

 93.2 

 under 

 34.2 

 73.6 



*Grass 4,280 32.2 



No rowen .... 



Sweet corn 2,080 29 . 8 



♦Japanese millet 8,600 86 . 



Sweet corn 2,320 41.4 



♦Grass 3,840 46 . 4 



Grass 1,780 15.4 



♦Japanese millet 7,500 79.4 



Oats 1,680 23.2 



♦Hungarian millet ... . 5,680 54.6 



♦Barley Plowed under 



Hungarian millet 3,540 33.0 



♦Oats 4,600 63.2 



Total 40,040 703.4 



Total 



45,900 504.6 



Plot 8. Sulfate of Ammonia 



1924 ♦Clover 2,360 57.2 



1924 Clover rowen 1,400 40.2 



1925 Sweet corn 3,520 57.2 



1926 ♦Soybeans 3,240 75.8 



1927 Sweet corn 2,200 37.4 



1928 ♦Clover 2,840 39.2 



1929 Clover 3,980 91.0 



1930 ♦Japanese millet 6,780 76.8 



1931 Oats and peas 2,600 47.8 



1932 ♦Soybeans 4,460 105.8 



1933 ♦Alfalfa Plowed under 



1934 Hungarian millet . 3,840 34.0 



1935 ♦Oats and peas 3,600 62.0 



Total 40,820 724.4 



♦Grass 4,260 27.8 



No rowen .... 



Sweet corn 2,160 30.0 



♦Japanese millet 9,540 73.8 



Sweet corn 2,460 43.6 



♦Grass 3,420 32.4 



Grass 1,680 18.2 



♦Japanese millet 7,040 70.8 



Oats 2,000 24.0 



♦Hungarian millet 4,900 49.8 



♦Barley Plowed under 



Hungarian millet .. 4,040 34.8 



♦Oats 4,320 45.2 



Total . 



45,820 450.4 



Plot 10. Dry Ground Fish 



1924 

 1924 

 1925 

 1926 

 1927 

 1928 

 1929 

 1930 

 1931 

 1932 

 1933 

 1934 

 1935 



♦Clover 2,380 



Clover rowen 1,540 



Sweet corn 3,980 



♦Soybeans 4,080 



Sweet corn 2,880 



♦Clover 3,080 



Clover 3,780 



♦Japanese millet 6,640 



Oats and peas 2,700 



♦Soybeans 4,660 



♦Alfalfa Plowed 



Hungarian millet. . . . 4,300 



♦Oats and peas 3,880 



57.8 

 44.0 

 68.6 

 110.0 

 50.6 

 39.2 

 83.8 

 95.2 

 50.8 

 98.4 

 under 

 38.2 

 85.6 



Total 43,900 822 2 



♦Grass 3,040 22.0 



No rowen .... 



Sweet corn 2,800 40.4 



♦Japanese millet 9,420 80 . 4 



Sweet corn 2,780 50.4 



♦Grass 4,200 40 . 8 



Grass 2,320 23.8 



♦Japanese millet 6,560 89.2 



Oats 2,500 32 2 



♦Hungarian millet. . . 5,580 52.6 



♦Barley Plowed under 



Hungarian millet. .. . 4,620 41.6 



♦Oats 4,480 52 . 



Total 48,300 525.4 



♦Nitrogen applied. 



