INDEX TO PAPEES ON PLANT SUBJECTS IN YEARBOOKS. 



39 



Extract. 



Plowing corn land in autumn 310 



depth 310 



Plows used for furrowing out potato fields 349 



Plum, Brittlewood, history and description 283 



Golden, history and description 399 



Pringle, history and description 399 



Red June, history and description 229 



Riley, history and description 399 



Scioto, history and description 399 



Stoddard, history and description 283 



Wickson, history and description . 229 



Plums, damson, histories and descriptions 399 



Poisonous and edible fungi, some 125 



plants of northern stock ranges 206 



some common 67 



Pokeroot, growing in United States 401 



Pollination of corn by wind 287 



pomaceous fruits 157 



Pomace brandy, grape, how to make 354 



grape, uses 354 



Pomaceous fruits, pollination 157 



Poplars for home place 284 



Poppy, Asiatic, cultivation in United States 401 



experiments in cultivation 325 



Porto Rico, agriculture 151 



crops suitable 242 



Post pecan, history and description. 356 



Potash and its function in agriculture 71 



Potassium as a plant food 225 



Potato area and markets, Greeley, Colo 349 



culture near Greeley, Colo. , paper 349 



Potatoes, cultivation 349 



for truck farming 459 



irrigation 349 



and alfalfa as factors in success near Greeley, 



Colo 349 



machinery used and method of cutting 349 



methods of growing near Greeley, Colo 349 



planting 349 



preparation of the soil 349 



rotation of crops and sheep feeding factors in growing. . 349 



seed, method of cutting 349 



near Greeley, Colo 349 



Poultry trade, opportunities for developing 340 



Powell, George Harold: 



Paper entitled "Relation of cold storage to commercial 



apple culture " 317 



' ' The handling of fruit for transportation " . . 387 

 "The status of the- American lemon in- 

 dustry " 453 



' ' Top-working orchard trees " 266 



Prairies, forage conditions 59 



timothy 60 



[Cir. 17] 



Year- 





book. 



Page. 



1903 



183 



1903 



183-184 



1904 



318-319 



1902 



477-478 



1905 



500-501 



1905 



503 



1901 



386-387 



1905 



502 



1905 



502-503 



1902 



478-479 



1901 



387-388 



1905 



501-503 



1897 



453-470 



1900 



305-324 



1896 



137-146 



1905 



536 



1902 



541-542 



1898 



167-180 



1904 



377 



1904 



377-378 



1898 



167-180 



1902 



512 



1905 



536-537 



1903 



344-345 



1898 



505-514 



1901 



349-368 



1904 



411 



1896 



107-136 



1901 



162-165 



1904 



311-312 



1904 



311-322 



1904 



317 



1907 



429-432 



1904 



317-322 



1904 



312-313 



1904 



314 



1904 



316-318 



1904 



316 



1904 



316 



1904 



313 



1904 



314 



1904 



314-315 



1904 



185-186 



1903 



225-238 



1905 



349-362 



1907 



343-360 



1902 



245-258 



1895 



309-324 



1896 



147-154 



