J O U R N A L
Our greatest need today is for more men seeking new knowledge simply for the sake of knowledge itself —James H. Hilton
OF
Agricultural
— a n d Food JUNE 23, 1954 Volume 2
Chemistry
Number 13
Copyright 1954 bv American Chemical Society
Editor: WALTEK J. M U R P H Y Executive Editor: James M, Crowe Managing Editor: Richard L. Kenyon Production Manager: Joseph H. Kuney Associate Editors: WASHINGTON: Robert G. Gibbs. Stella Anderson, G. Gladys G o r d o n , Ruth Cornette, Edward J. Reardon C H I C A G O : Rodnev N. Hader H O U S T O N : Harry W. Haines, Jr. NEW Y O R K : Harry Stenerson, Harold A. Knight, Howard J. Sanders SAN FRANCISCO: William Q. Hull, G o r d o n H. Bixler E A S T O N : Bertha Reynolds, Charlotte C. Sayre E U R O P E : G o r d o n C. Inskeep Assistant Editors: Katherine Biggs, Mar-aret C. Summers, Kevin J. Bradley, Al-ert S. Hester. Thompson E. Upham, Kenneth M. Reese. Melvin A. Judah Editorial Assistants: Betty V. Kieffer, Sue R. Peter, Ruth C. Laubach. William L. Ostrowski. Veronica O'Keefe, Dolores M. Federico, Fern S. Jackson, Ruth M. H o worth, Whilden W. J o h n s o n Advisory Board: LaVerne F. Clifcorn, Russell Coleman. Albert L. Elder, Conrad A. Elvehjem. Charles H. Fisher, Walter G. Franken burg, J. F. Fudge, Francis A. Gunther, H. L. Haller, Lea S. Hitchner, Charles G. King, Walter H. MacIntire. Harvey B. Mann, John H. Nair, Bernard L. Oser, Vincent Sauchelli, J. L. St. John, Betty Sullivan, Paul T . Truitt, Feland A. Underkofler
I he A m e r i c a n C h e m i c a l Society a s s u m e s n o r e sponsibility tor the statements and o p i n i o n s advanced by c o n t r i b u t o r s to its p u b l i i a t i o n s . V i e w s e x p r e s s e d in t h e e d i t o r i a l s a r e t h o s e of t h e e d i t o r s a n d d o n o t n e c e s s a r i l y r e p r e s e n t t h e official p o s i t i o n of t h e PuhlVshed b i f w e e k i y " h v \ h e A m e r i c a n C h e m i c a l Society, from 2 0 t h a n d N o r t h a m p t o n S t s . . F a s t o n , P a . E x e c u t i s e offices. E d i t o r i a l H e a d q u a r t e r s , a n d C i r c u l a t i o n D e p a r t m e n t , 1 1 5 5 S i x t e e n t h St., N . W . , W a s h i n g t o n 6. I 1 C . A d v e r t i s i i m Office: 3.30 W e s t 4 2 n d St., N e w Y o r k s 6 . N . V . B r a n c h E d i t o r i a l Offices: C h i c a g o 1, 111., « 6 Hast R a n d o l p h St.; H o u s t o n 2 . l e x . , 6 2 3 vV est Bid»;.; L o n d o n . Bush H o u s e , A l d w s c h : N e w Y o r k 1 - , N Y . , 6 0 East 4 2 n d St.: San F r a n c i s c o 4 , Calif.. "(11 M e c h a n i c s ' I n s t i t u t e B i d s . , S-" Post St. E n t e r e d as s e c o n d - c l a s s m titer at t h e P o s t Office _at F a s t o n . Pa.. Li.S.A.. u n d e r t h e Act o f M a r c h 3 . 1 K 9 as 2 6 t i m e s a year o n esers o t h e r W e d n e s d a y . Annual subscriptions: members 55.00, n o n m e m h e r s S 6 . 0 0 . P o s t a g e to c o u n t r i e s n o t in t h e P a n A m e r i c a n l ' n i o n S 1.50; C a n a d i a n p o s t a g e SO.50. Sitiiile c o p i e s : c u r r e n t issues, m e m b e r s SO.40, n o n m e m h e r s S o . 5 0 . C l a i m s l o r m i s s i n g n u m b e r s will not lie a l l o w e d If r e c e i v e d m o r e t h a n 6 0 days f r o m d a t e ol m a i l i n g plus t i m e n o r m a l l y r e q u i r e d for postal delivers of j o u r n a l a n d c l a i m . N o c l a i m s a l l o w e d from s u b s c r i b e r s in c e n t r a l E u r o p e . Asia, o r t h e Pact tic 1 si a n tis o t h e r t h a n H a w a i i , o r b e c a u s e of failure to notifs the ( i r c u l a t i o n D e p a r t m e n t of a c h a n g e of a d d r e s s , o r b e c a u s e c o p s is " m i s s i n e ; from (îles." C H A N C E O E A D D R E S S : Notifs C i r c u l a t i o n D e p a r t m e n t , A m e r i c a n C h e m i c a l Society, at 1 1 5 5 Sixt e e n t h St., N . W . . W a s h i n g t o n 6, D . C . Such n o t i fication s h o u l d i n c l u d e b o ; h o l d a n d n e w a d d r e s s e s a n d postal z o n e n u m b e r , it a n s . T h e A m e r i c a n C h e m i c a l Socieis a l s o p u b l i s h e s : Analytical Chemistri. < hernial au.l Intsineering Sails. Chemie.il Abstracts, journal 'it the American Chemic.il Society. ltt.litstri.il .tnel I'Mltineermc Chemistry, a n d t h e J.mm.it nf lJhy\tc.il < heiiintry. Rates o n r e q u e s t .
contents Ag and Food Newsletter Washington Editorial News The Observation Post C. L. Welch Technical Section
.
.
663 664 665 666 671 679
Associations Forum . . . . New Products and Equipment Literature Available . . . . Legislation and Regulations . New Books Business and Finance. . . . Perspective
701 702 703 704 705 706 708
Feature Significance of the Vitamins in Human Nutrition L. D. Wright
672
Pesticides W e e d Control, Effects of 3-Amino-! ,2,4-triazole and Derivatives on Nutgrass and Johnson Grass E. W. Hauser and Jack Thompson
680
Herbicide Determination, Application of Chromatography in Determination of Micro Quantities of 3-(p-Chlorophenyl)-l ,1 -dimethylurea W. E. Bleidner
682
Food Processing Orange Carotenoids, Polyoxygen Carotenoids of Valencia Juice A. L. Curl and G. F. Bailey
Orange
Fumigant Analysis, Determination of Ethylene Dibromide and Ethylene Chlorobromide in Air β. Η. Kennett.
685
69!
Food Processing—Plant Nutrients and Regulators Cottonseed Contents Variation, Influence of Variety and Environment On Oil Content of Cottonseed Kernels M. F. Stansbury, A. F. Cucullu, and G. T. Den Hartog
692
Nutrition Forage Crop Constituents, the Isolation and Analysis of Hemicelluloses From Orchard Grass H. P. Binger, J. T. Sullivan, and C. O. Jensen
696
