How Productive Are the Soils of Central Illinois
How Productive Are the Soils of Central Illinois
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In our eReader you can find the full English version of the book. Read How Productive Are the Soils of Central Illinois Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book How Productive Are the Soils of Central Illinois
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48 1941 ... 66 1942 65 1943 ... 65 1944 ... 66 Total yields . . 507 Average yields. . .
63 . 4 Total of yearly cumulative per Average of yearly cumulative sercentages . .
94. 7 This is the percentage of the cultivated land that was treated with limestone before 1928, the year when farm records were first kept.
b Oats were not grown in 1932 and 1936.
c All cultivated land had been limed before 1944, so this was a second application on part of the tract.
centages of the tract had been treated wit...h limestone and with rock phosphate up to and including each year of the study. By 1928, for example, 54 percent of this Clinton silt loam had been treated with limestone. By 1931 all the land had been limed. The "100 percent" for that year of course includes the "54 percent" which had been treated by 1928. The averages at the bottom of these columns are therefore averages of the yearly cumulative percent- ages, not averages of the final total coverage.
384 BULLETIN No. 522 [March, The figures in the last two columns of Table 1 are likewise averages of the yearly cumulative percentages, but for groups of farms.
What to read after How Productive Are the Soils of Central Illinois?
You can find similar books in the "Read Also" column, or choose other free books by R T Russell Turner Odell to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
48 1941 ... 66 1942 65 1943 ... 65 1944 ... 66 Total yields . . 507 Average yields. . .
63 . 4 Total of yearly cumulative per Average of yearly cumulative sercentages . .
94. 7 This is the percentage of the cultivated land that was treated with limestone before 1928, the year when farm records were first kept.
b Oats were not grown in 1932 and 1936.
c All cultivated land had been limed before 1944, so this was a second application on part of the tract.
centages of the tract had been treated wit...h limestone and with rock phosphate up to and including each year of the study. By 1928, for example, 54 percent of this Clinton silt loam had been treated with limestone. By 1931 all the land had been limed. The "100 percent" for that year of course includes the "54 percent" which had been treated by 1928. The averages at the bottom of these columns are therefore averages of the yearly cumulative percent- ages, not averages of the final total coverage.
384 BULLETIN No. 522 [March, The figures in the last two columns of Table 1 are likewise averages of the yearly cumulative percentages, but for groups of farms.
What to read after How Productive Are the Soils of Central Illinois?
You can find similar books in the "Read Also" column, or choose other free books by R T Russell Turner Odell to read onlineMoreLess
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