174 The Principles of Fruit-growing. 
is clean cultivation. This is often the quickest and 
cheapest way of bringing such lands into fit condi- 
tion for the growing of the fruit, and the longer 
the process is delayed after the plants are set, the 
more difficult and the less efficient the labor will 
be. This summer-fallow should be begun very early 
in the season and continued until midsummer, at 
which time some cover crop may be sown. 
