CONTENTS. vii 



PAGE 



Bulletin No. 150 — Concluded. 



Cranberry substation report — ■ Concluded. 

 Insects — Concluded. 



Control (fruit worm) for flowed bogs, 57 



Control (fruit worm) for dry bogs, 58 



Weeds, 58 



Resanding, • .... 59 



Miscellaneous, GO 



The station bog crop, 61 



Needed investigation, 61 



Notes on the water of cranberry bogs by F. W. Morse, . . 62 



The composition of ditch water, 64 



The composition of drainage water, . . . . . .65 



Fertihzer scheme for bogs, 66 



Relation between drainage, irrigation and \ane growi;h, . . 67 



Bulletin No. 151. The determination of acetyl number, ... 69 



Introduction, 69 



Use of the test, 69 



Earlier methods, 70 



Proposed method, 71 



Method in detail, 71 



Synopsis of reaction, 73 



Calculated data from the acetyl number, 74 



Gravimetric process, 75 



Acetyl number of insoluble fatty foods, 77 



Results by different methods, 77 



Resume, . . . . 78 



Bulletin No. 152. The digestibility of cattle foods, .... 79 



Foreword, 79 



Series XVL, 79 



Series XVII., 83 



Series XVIII., . . 94 



Series XIX., 104 



Discussion of results, 108 



Enghshhay, 108 



Dried beet pulp and molasses dried beet pulp, . . . .109 



Cocoanut meal, 110 



Cottonseed feed meal, Creamo brand, . . . . .111 



Wheat screenings, Ill 



