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r TABLE XXXI SHOWING DIFFERENCES IN MOISTURE CONTENT OP SOIL 

 : FOR DIFFERENT PERIODS, BETWEEN THE ENDS, AND WHEN CORN GREW 



ALSO THE VARIATIONS IN YIELDS 



I, - 



« In this calculation it ia assumed that changes occur 

 gradually between the checks. To illustrate the method 

 take plat #2. One third the difference between checks 1 

 and 4 added to h 1 gives 3.6, which is supposed to be the dlf 

 ference between the moisture between the ends and in corn had 

 ^ be<?|ireated as a check. 



