Vol, V dece:nibkr 6, IQIS No. lO 



JOURNAL OF 



AGRICULTURAL 



RESEARCH 



CONTENTS 



Page 



Inheritance of Length of Pod in Certain Crosses . . 405 

 JOHN BELLING 



A Honeycomb Heart-Rot of Oaks Caused by Stereum 



WILLIAM H. LONG 



subpileatum ^^* 



Measurement of the Winter Cycle in the Egg Production 

 of Domestic Fowl . ... • • • • '*29 

 RAYMOND PEARL 



Influence of Growth of Cowpeas upon Some Physical, 



Chemical, and Biological Properties of Soil . . .439 

 C. A. LeCLAIR 



DEPARTMENT OF AGRICULTURE 



WASHINGTON, B.C. 



» Will itwA 



MtJSTOM ; ao' 



ER'iMEfiT pai»nria oi'ncB ; i»ts 



