DEPARTMENT CIRCULARS 45 



41. Mountain playgrounds of the IMke National FV>rest. 1919. 



42. Perennial ryegra.ss (Lolium peretme). Lyman Carrier. 1919. 



43. R«'(ltop. (Ayrutsiiv albtt). I.,ymaii Carrier. 1919. 



44. Italian ryegrass i Lolium xniUifUiruvi) . I.yraan Carrier. 1019. 



45. I'ara grns-s. (Panitum barhhunh) . S. M. Tracj'. 1919. 



46. How to inalco a liog prate. 1919. 



47. Stomacli worms in 8he<'P : Prevention and treatment. 1919. 



48. Hoy.s' and sirls' elul) worlv ; The clnli inenil)er's home vegetui)le garden. 1919. 



49. Making and muiut.iiniug a lawn. 1919. 



50. Sudan grass { Androiioi/ou sor[/Jiiiiii var.). 1019. 



51. Oni- naiicinal elk luTds : A program for conserving the elk on national fori'.sts alxiut 



the Vellowstonr National Park. Henry P. Ilrave.s and E. W. Nelson. 191!). 



52. How to wrap head.s : Poiut.s for poultry "packers. No. 4. 1910. 



63. Milk and cream contests. Ernest Kelly an»l Gwtrge B. Taylor. 1919. 



54. Tuberculosis eradicati^in under the accrwlitedherd plan. Ih'rd List No. 2. 1919. 



55. How to load cars of eggs. Point.s for ej;- shippers. No. 1. 1019. 



56. Suggested improvements in methods of selling cotton by farmers. O. J. McConnell. 



1919. 



57. A report on the retail prices of unmixed fertilizer material as of June 1, 1919, with 



comparative prices for May 1. 1910. 

 5S. Fruit growing cm the nortiiern Great Plains. Max Pfander. 1919. 

 50. Suggestions for field studies of maninialinn life-histories, lino. 

 60. The work of the Belle Fourche (S. Dak.) reclamation project experiment farm in 



101^. Bever .\uiie. lOlit. 

 01 Sources of American potash. U. O. E. Davis. 1919. 



62. Horticultural exhibitions and garden competitions. F. L. Mulford. 1019. 

 GA. Directory of oHicials and organizations concerned with the protection of birds and 



game, 1910. 1919. 

 04. How lumber is graded. H. S. Betts. 1920. 



65. Dl.stribution of tulip and narcissus bulbs in 1919. R. A. Oakley. 1919. 

 Gt5. Orijanization and results of Ikivs' ;iiid uirls' club work < .Northern and Western 



States). 1918. O. U. Benson and Gertrude Warren. 1020. 

 07. How teachers mav use Farmers' Bulletin 002, clean milk : Production and handling. 



Alvin Dilli>. lOlIO. 

 68. How teachers may use publications on the control of diseases and insect enemies of 



the home garden. Alvin Hille. 1019. 

 09. How teachers mav use Farmers" Bulletin 870, making butter on the farm. E. H. 



Shinn. 1919. 



70. Trend of the butter industry in the United States and other countries. T. R. Plrtle. 



1019. 



71. Trend of the cheese Industry in the United States and other countries. T. U. Plrtle. 



1919. 



72. Good drinlis made of mi!k, ki<kless, but full of punch. 1919. 



7.J. The work of the San Antonio (Texas) Experiment Farm in 1918. C. R. Letteer. 

 19L'(). 



74. How to break eggs for freezing ; Points for egg breakers. 1920. 



75. The work of the Yuma reclamation pro.iect experiment farm In 1918. R. E. Blair. 



1920. 

 70 Directions for collecting flowering plants .md ferns. 8. F. Blake. 1920. 



77. Suggestions fur a state law providing for the organization of farmers mutual fire 



insur.'ince companies. V. N. Valgren. 1020. 



78. A machine for trimming camphor* trees. C.. A. Russell. 1020. 



79. Tropical fowl mite in the United States. H. P. Wood. 3 020. 



80. The work in 1018 of the Newlnnds (fornierlv the Truckee-Carson) reclamation 



project experiment farm. F. B. Headley. 1920. 



81. AHtriiijnliin trtroiitenin. a new poisonous plant of Utah and Nevada. C. Dwight 



Mnrsh and .V. B. (.'lawson. 1920. 



82. A new sheeppois.ming plant of the Southern States. C. Dwl.ght Marsh. 1920 



83. Testing farms in the South for efficiency in management. C. L. Goodrich. 1920. 



84. Crop injury bv borax In fertilizers. Oswald Schielner, B. E. Brown, and J J. 



Skinner, 1020. 



85. Safe farming in the Southern States in 1920. Bradford Knapp. 1920. 



80. The v.ork .if the Himtlev (Mont. I reclamation pr<iject experimenl farm In 1018. 

 Dan Han(i<n. 102(i. 



87. Sweet clover seed screenings not injurious to slieep. C. Dwigbt Marsli and Glenwood 



C. Ro.'. 1920. 



88. Annual report of the governor of Ala.ska on the Alaska game law, 1919. Thonuis 



RIggs. Jr. 101 !t. 

 80. Kudzu. C. V. Piper. 1020. 

 W). ("ituti'ol of watermelon anthracnose by spraying. V. C. Jfeler. 1920. 



91. The land of beautiful w.iter. (belau NatloniiT Forest. li>20. 



92. The Jack bean. C. V. I'iper. 1920. 



9.T. The development of the Peruvian alfalfa Indus! rv In the United States. H. L. West- 

 over. lic.'O. 



91. TNT as a blasting explosive Charles E. Monroe and Spi-ncer P. Howell. 1920. 



95. United States grades for northern-grown onions. Hartley K. Trunx. 1920. 



90. United States grades for notjito..^. Hnrilev K. Trau\. 10i;o. 



97. ITnited States grades for Bermuda onions." Hartlej E. Traux. 1020. 



9K. Tile liist.'illatlon of dusl-coIK ctlng fans on thrashing ma<IilneH for the prevention of 

 explosions and Urea, and for grain cleaning. II. K. Roethe, Jr., and K. N. Batca. 

 1020. 



90. Iiilted States gr.ides for sweet potatoes. Ilartlev K. Traux. 1920. 

 loo Va(ation on the White Mountain National Forest. 11(21. 



101. Tlie wborled mllkwee<I, n pimit pDlsonous to llvcHtock. C. Dwigbt Marsh. 1920. 



102. The migratory bird treiily. 1020. 



103. Mountain outings on the RHinbr National Forest. 1020. 



