19. 
ning, if done soon after the "Tune drop", is about fifty 
cents for each large tree. 
Unthinned apples are not only smaller, and of poorer 
shape and color, but they also have many more worms. 
The seoond brood oodling moth larvae usually enter be- 
tween the crowded apples, - #9 by thinning we secure better 
spraying results, and relieve the tree of developing the 
inferior fruit. 
COVER CROPS, 
No cultivation should be done in the orchard after 
July, as it has a tendency to stimulate the growth too 
late into the fall. hig not only hindere the hardening 
of the tender wood, to withstand the winter, but algo 
results in a poor oolorineg of the fruit. 
Gover crope should be planted abnut the middle of 
July and left on the ground until the following spring. 
They have been divided into two kinda: (1) nitrogenous, 
and (2) nonenitrozenous. To the first group belong all 
Plants of the pea family, such as clover, vetches etc.; 
to the seoond, other plants which produce no nitrogen 
nodules on their reots, such as buck-wheat, rye, eta. 
Both of these groups are valuable in protecting the soil 
during the winter and in supplyine humus when plowed under 
in the epring, 
Rye and buckwheat will make a so0d growth on even the 
