CONTENTS. 



Department Bulletin No. 701. — The Chemical Analysis of Wheat- 

 flour Substitutes and the Breads Made Therefrom: Page. 



Object of the investigation ] 



Analytical work: 



Character of flours and breads analyzed 1 



Methods of analysis 3 



Results of the analysis 3 



Summary 9 



Publications of the United States Department of Agriculture relating to 



breadstuffs 11 



Department Bulletin No. 702. — Efficiency op Commercial Egg Candling: 



Purpose of the investigation : 1 



Plan and scope of investigation 2 



Relation of quality of eggs to accuracy in candling 3 



Efficiency of candling bad eggs in receipts 6 



Efficiency of candling rejects 11 



Accuracy of candling crews 14 



Summary 18 



Publications of the United States Department of Agriculture relating to 



the production and marketing of eggs 22 



Department Bulletin No. 703. — Miscellaneous Truck-Crop Insects in 

 Louisiana: 



I. Insects injurious to the globe artichoke in Louisiana: 



Introduction 1 



Injury caused by the artichoke aphis, Myzus hraggii 1 



Enemies of the artichoke aphis 2 



Injury caused by the bean aphis, Aphis rumicis 2 



Control of the aphids attacking artichoke 3 



Other insects attacking the globe artichoke in Louisiana 4 



II. The granulated cutworm, an important enemy of vegetable crops in 



Louisiana; 



Introduction. 7 



Nature of damage 8 



Description of stages 8 



Food plants 9 



Life history and habits 10 



Enemies 12 



Methods of control 12 



III. Experiments in controlling the tomato fruitworm with arsenicals: 

 Spraying and dusting experiments 15 



Department Bulletin No. 704. — Typical Specifications for Nonbitu- 

 MiNOUS Road Materials: 



Introduction 1 



Specifications 4 



Appendix I — Methods of testing 27 



Appendix II — Methods of selecting and shipping samples 35 



Detailed table of contents 39 



Index of materials and use 40 



Department Bulletin No. 705. — Profitable Management of General 

 Farms in the Willamette Valley, Oregon: 



Scope of the bulletin 1 



Summary and conclusions 1 



Agricultural history of the valley 2 



Types of soil 3 



Definitions of terms used 3 



Use and value of land 5 



Use of capital 5 



Types of farming 6 



3 



