CAMPBELL'S SOIL CULTURE MANUAL 



It i; very important that much care and attention be 

 given to the condition of the ground at the time the plow- 

 ing is done. Land should not be plowed when in bad 

 physical condition, for good physical conditions are very 

 necessary for an abundance of available plant food. This 

 cannot be obtained in the seed and root bed unless this 



Cut No. 1. Showing Soil as the Plow Leaves It. 



point is given careful attention. Devote special study 

 to what we say with reference to the physical condition 

 of the soil. It is one of the most important subjects in 

 connection with the chapter on the water holding capacity 

 of the soil. 



