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THE STORY OF A KING AND QUEEN
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![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/ab/PSM_V78_D263_Corn_yield_of_35_bushels_without_fertilization.png/540px-PSM_V78_D263_Corn_yield_of_35_bushels_without_fertilization.png)
1909 Corn, Where the Clover and all Crops are removed and no Treatment Applied: Yield 35 bushels per Acre.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/9d/PSM_V78_D263_Corn_yield_of_79_bushels_with_partial_fertilization.png/540px-PSM_V78_D263_Corn_yield_of_79_bushels_with_partial_fertilization.png)
1909 Corn Where Clover and Crop Residues are plowed under and Limestone And Phosphorus Applied; Yield, 79 bushels per acre.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/94/PSM_V78_D263_Corn_yield_of_86_bushels_with_full_range_of_fertilization.png/540px-PSM_V78_D263_Corn_yield_of_86_bushels_with_full_range_of_fertilization.png)
1909 Corn, where Manure, Limestone and Phosphorus are applied; yield, 86 bushels per acre.