DEPARTMENT BULLETINS 9 



452. The chemical compoaltlon of American grapes grown In the Central and Eastern 



States. William P.. Alwood, B. G. llartmatin, J. R. Eoff, S. K. Sherwoixl. J O. 

 Carrero, and T. S. Harding. 1916. 



453. Tlie control of dami)ing-off of coniferous seedlings. Curl Ilurtley and Koy G. 



Pierce. 1»17. 



454. The effect of cultural and climatic conditions on the yield and quality of peppermint. 



Frank Rabalc. 1916. 



455. Tile drying for milling purposes of dump and garlicky wheat. J. H. Cox. 1016. 

 450. Marketing creamery butter. Hoy C. I'otts and II. K. Meyer. 1917. 



457. Uelation bitweeu primary market prices and qualities of cotton. Fred Taylor. 



191G. 



458. Handling and marketing Durango cotton in the Imperial Valley. J. G. Martin and 



G. C. White. 1917. 



459. The u.se of energy values in the computation of ratlon.s for farm auimaLs. Revision 

 of Farmers' Bulletin 340. Henry Prentls.s Alnl^;l)y. 1916. 



400. The pine trees of the Rocky Mountain region. George B. Sudworth. 1917. 



401. The Identilication of grasses by their vegetative characters. Lvman Currier. 1917. 



402. Irrieation in Florida. F. W. Stanley. 1917. 



403. Earth, sund-clay. and gravel roads. Cliarhs II. Moorefleld. 1917. 



404. Les.sonp on pouitry fur rural schools. F. K. Ueald. 1910. 



405. Propagation of wihl duck foods. W. L. Mc.Atee. 1917. 



400. Maple sugar: Composition methods of analysis, effect of environment. A. Hugh 

 Bryan. M. N. Straughn, C. G. Church. A. Given, and S. F. Siierwood. 1917. 



467. The food value and uses of poultry. Helen W. Atwater. 1916. 



408. Potatoes, sweet potatoes, and other starchy roots as food. C. F. Langworthy. 

 1917. 



469. P'ats and their economical use in the home. A. D. Holmes and H. L. Lang. 1916. 



470. Studies on the digestibility of the grain sorghums. C. F. Langworthy and A. D. 



Holmes. lOlH. 



471. Eggs and their value as food. C. P. Langworthy. 1917. 



472. Improved apparatus for determining the test weight of grain, with a standard 



method of making the test. E. G. Bocrner. 1910. 

 473 Production of sugar in the United States and foreign countries. Perry Elliott. 

 l'.)17. 



474. True mahogany. C. D. Mell. 1917. 



475. Reforestation on the national forests. C. R. Tillotsou. 1917. 



470. .\ study of coiton-marki't conditions in Nortli t'arolin.i with a view to their Im- 

 provement O. J. McConnell and W. R. Camp. 1917. 



477. Marketing and di.stributlon of strawberries in 1915. O. W. Schleussner and J. C. 

 Gilbert. 1917. 



478 The origin, characteristics, and quality of humpback wheat. Levi M. Thomas. 

 1916. 



479. Nurserv practice on the national forests. C. R. Tillotson. 1917. 



480. Solid stream spraying against the gipsy moth and the brown-tail moth In New 



Eugland. L. H. Worlhlev. 1917. 



481. The status and value of farm wood lots in the eastern United States. E. H. 



Frothingtiam. 1917. 



482. Farming in the bluegrass region. J. H. Arnold and l<^ank Montgomery. 1917. 



483. Statistics of fruits in the principal countries: Production, e.\ports, and imports for^ 



the United States and foreiifn countries. II. I). Ruddimaii. 1917. 



484. Control of the gipsy moth by forest management. G. K. Clement and Willis Munro. 



1917. 



485. Apples: Production estimates and important commercial districts and vanci,es. 



If. P. Gould and Frank Andrews. 1917. 

 486 Sugar-cane culture for sirup production In the United States. P. A. Yod'T. 



1917. 

 487. Jud-lng horses as a subject of Instruction in secondary schools. H. P. Barrows. 



1917. 

 488 Experiments in the disposal of irrigated crops through the u.se of hogs, .lamis A. 



Holden. 1917. 

 489. .\ survey of beekeeping in North Carolina. B. G. Carr. 1910. 

 490 A preliminary report on the occurrence of western red-rot in I'iniia pondrrosa. 



W. H. Long. 1917. 



491. The m( Ion fly in Hawaii. E. A. Back and ('. B. Pomherton. 1917. 



492. An economic study of farming In Sumter County, Ga. H. M. Dlxou and 11. W. 



Hawthorne. 1917. 



493. A study of .\inerican beers and ales. L. M. Tolnian and J. Garfleld Riley. 191 i 

 494 .\ tnimidlfler for lemon curing rooms. A. 1>. Shaniel. 1917. 



495. Sprav lrrl>:ation, Mllo B. Williams. 1917. 



490 Investigations of the rotting of slash in Arkansas. W. H. Long. 1917. 

 497. Tests of western yellow pine car sills, Joists, and small clear pieces. (". W. '/.Im- 

 merman. 1917. , , 



498 Experiments with spring cereals at the eastern Oregon dry farming Bulmtatlon. 



Moro. Oreg. David K. Ste))hpnR. 1917. 



499 The niulched-basin svstem of Irrigated citrus culture and Its bearing on the 



control of moftl'-leaf. liymnn .1. Brlggs. C. A. Jensen, and J. W. McLane. 

 1917. 



500 The cost of producing npploH in western Colorado. R. M. Thomson and G. H. Miller 



1917. "^ 



501 X Ktiidv In the cost of prodticlnir milk on four dulry farms, located In Wlsronvi 



Michigan. Pennsvlvaiibi, and North Carolina. Mort«in l>. Cooper, <'. M. Benii"' 



and I,. M. Clninh. 1917. . „, , .„.. 



.'".02. The (Iralnnge of Irrigated shale land. Dalton G. Miller and L. 1. .Tessup. 101. 

 603 Turnips, beets, and other succulent roots and tbeir use as food. C. F. I.an' 



worth v. 1917. ^ , . , ^ , 



504. The theory of correlation ns applied to farm-survey datii on fattonlng baby bei I 



n. R. tollev. 1917. „ , ,„,. 



505 Digestibility of some vegetable fats. C. F. Langworthy and A. U. Holmes. 191 < 



