4 DEPARTMENT OF AGRICULTURE BULS. 1301-1325 



Page 

 Department Bulletin No. 1303. — The Pecan Nut Case-Bearer — 

 Continued. 



Description 3 



Egg 3 



Larva 4 



Pupa 4 



Adult 4 



Seasonal history and habits 4 



Adult and egg stages 5 



Larva stage 8 



Pupa stage 8 



Number of generations i 11 



Parasitic insects 11 



Control measures 11 



Literature cited 12 



Department Bulletin No. 1304. — Crop Rotation and Cultural 

 Methods at the Akron (Colo.) Field Station in the 15- Year 

 Period from 1909 to 1923, Inclusive: 



History of the investigations 1 



Soil 2 



Climatic factors 2 



Scope of the experiments 7 



Average yields 9 



Results with winter wheat 10 



Results with spring wheat 12 



Results with oats 14 



Results with barley 16 



Results with corn 17 



Results with other crops 19 



Fallow 22 



Green manures 23 



Crops on prairie sod 24 



Soil blowing 24 



Summary and recommendations ' 26 



Department Bulletin No. 1305. — Utilization of Almonds for Vari- 

 ous Food Products: 



Introduction 1 



Salted almonds 2 



Almond butter 3 



Almond confection 4 



Almond paste 5 



Almond powder 10 



Tests of the keeping qualities of almond kernels, almond paste, and 



almond powder 11 



Partial cost estimates of almond products 13 



Description of factory equipment required and methods of preparing 



almond products 18 



Summary 21 



Department Bulletin No. 1306. — Work of the Sheridan Field 

 Station for the Seven Years from 1917 to 1923, Inclusive: 



Introduction 1 



Climate 2 



Rotation and tillage experiments 4 



Varietal experiments 15 



Rate-of -seeding tests 20 



Date-of-seeding tests 21 



Experiments with forage crops 22 



Experiments with potatoes 27 



Shelter-belt investigations 28 



Summary 29 



