336 GARDEN FARMING 



the meshes of the wire. This plan provides a satisfactory and 

 well-ventilated trellis that can be used from year to year by taking 

 care to preserve the wire from rust. 



Peas as a field crop for canning. The field crop of peas, either 

 for the farm or for the canner's use, is sown broadcast like oats, 

 usually about a bushel to the acre, with an ordinary grain drill. The 

 crop is allowed to mature with no special attention or cultivation 

 other than thorough preparation of the soil. As soon as the peas 

 are sufficiently developed for the use of the canner, they are har- 

 vested with a mowing machine, raked in the ordinary fashion, and 



FIG. 124. Peas trained on brush 



immediately hauled on hayracks to the canning factory, where 

 they are passed through threshing machines specially prepared 

 for this work, which shell the peas, separate them from the pods 

 and vines, and deliver them in bulk. The peas then pass over 

 screens which grade them into the various sizes used for canning 

 purposes. There are usually three grades. The harvest is timed 

 so as to give a maximum quantity of No. I 's, but there will always 

 be a quantity of those which are too large and too much matured 

 to go into this grade. These are placed in another, cheaper, grade 

 of canned goods. The small immature peas are sometimes disposed 

 of to hotels or to private individuals for immediate consumption, 



