APPENDIX 



Accomplishments for 1923, as indicated by reports of county extension agents 



Item 



Farms treating seed wheat for smut 



Farms treating seed oats for smut 



Farms treating barley seed for smut.- 



Farms planting improved or certified potato seed 



Farms treating potato seed for disease 



Farms planting improved or certified sweet-potato seed 



Farms growing improved or certified sweet-potato seed for sale 



Farms treating sweet-potato seed for disease 



Farms treating cotton seed for disease 



Farms treating tobacco seed for disease 



Farms treating other seed for disease 



Farms spraying or otherwise treating tree fruits for disease and insect 

 pests 



Farms spraying or otherwise treating bush and small fruits for disease 

 and insect pests 



Farms spraying or otherwise treating grapes for disease and insect pests... 



Farms spraying or otherwise treating market gardening, truck, and can- 

 ning crops for disease and insect pests 



Farms spraying or otherwise treating vegetable gardens for disease and 

 insect pests 



Farms spraying or otherwise treating flowers and shrubs for disease and 

 insect pests 



Number 



Number 



of States 



of agents 



report- 



report- 



ing 



ing 



38 



562 



43 



597 



31 



110 



47 



1,032 



47 



892 



23 



289 



20 



195 



22 



248 



13 



45 



11 



52 



8 



11 



48 



1,453 



42 



332 



38 



388 



39 



404 



42 



494 



40 



252 



Number 



of farms 



37, 443 



40,475 



1,757 



60, 065 



39, 629 



8,450 



1,837 



5,117 



2,128 



2,917 



80, 884 



10,112 

 10, 619 



13, 579 



24,548 



6,810 



Some diseases included in projects of extension workers for 1923 



Crop 



Disease 



Crop 



Disease 



Blight. 



Rosette. 



Scab. 



Black-leg. 



Early-blight. 



Late-blight. 



Leaf-roll. 



Mosaic. 



Rhizoctonia. 



Scab. 



Spindling tuber. 



Wart. 



Anthracnose. 



Cane-blight. 



Crown-gall. 



Eastern bluestem. 



Leaf-curl. 



Yellows. 



Black-spot. 



Powdery mildew. 



Kernel smut. 



Blight. 



Black-rot. 



Scurf. 



Storage rots. 



Wilt. 



Angular spot. 



Root-rot. 



Wildfire. 



Early-blight. 



Late-blight. 



Leaf-spot. 



Wilt. 



Anthracnose. 



Stem-end rot. 



Covered smut. 



Loose-smut. 



Stem-rust. 







Anthracnose. 



Bitter-rot. 



Black -rot. 



Blotch. 



Cedar rust. 



Crown-gall. 



Fire-blight. 



Scab. 



Sooty blotch. 



Rust. 



Covered-smut. 



Loose-smut. 



Stripe. 



Black-leg. 



Black-rot. 



Yellows. 



Anthracnose. 



Blight. 



Downy mildew. 



Early-blight. 



Late-blight. 



Leaf-spot. 



Root, stalk, and ear rots. 



Anthracnose. 



Wilt. 



Angular leaf-spot. 



Bacterial wilt. 



Downy mildew. 



Black-rot. 



Citrus scab. 



.Melanose. 



Stem-end rot. 



Shell-bark. 



Crown rust. 



Smut. 



Smut. 



Blast. 



Citrus scab. 



Crown-gall. 



Melanose. 



Melaxuma. 



Scaly bark. 



Stem-end rot. 



Root-rot. 



Bacterial shot-hole. 



Brown-rot. 



Leaf-curl. 



Nematodes. 



Pear 













Potato. 





















Rose 

























Spinach 







Sweet potato 



Tobacco 



Tomato.. 



Watermelon 



Wheat 

























Oats 













Pea 













20 



WASHINGTON : GOVERNMENT PRINTING OFFICE ! 1924 



