NOTIONS ON AETIFICIAL EE STOCKING. 



215 



be necessary to sow from 1 50 to 300 seeds for the same 

 length. Hence it appears convenient to ascertain 

 the number of seeds contained in a certain weight 

 or volume. Experiments made at the nursery of la 

 belle Fontaine near Nancy have yielded the following 

 results : 



As these seeds are generally sold by weight it 

 follows that 

 1 pound of Scotch Pine seed contains 62,500 seeds. 



Austrian 21,500 



Cluster 9,800 



Weymouth 27,500 



Silver fir 13,900 



Spruce 55,200 



Larch 57,200 



To this list may be added the hornbeam, of which 

 one pound without the involucre contains from eleven 

 to fourteen thousand seeds. 



Beech-nuts and acorns are usually sold by the 

 bushel. A bushel of the former weighs on an 

 average from thirty-four to thirty- six pounds, and 

 contains about 51,000 to 55,000 seeds. As for 

 acorns, they vary so much in size that it is difficult 

 to lay down any rule for them. The peduncled 



