LIST OF ILLUSTRATIONS 
PAGE 
DANE TANASE fF ac Walid a she ¢: ab! 010 vidis's ne bP ng OS elealeb aelatet ea aun Lamune 2 
Sem SPN PEUER IN le ha iaig Vu! wis "o's gd aud aes w Regie Rene Maw tite woe oe 6 
The Original Soil Builders in the Timber Belt................ 18 
Pigwine lager Ormaiic, Matter... os so coe asinine die oeaaibaeee 34 
A Fine Crop of Organic Matter For Plowing Under......... 44 
Nature’s Plows and Cultivators at Winter Rest.............. 50 
Re Nie ENOW ays ae oe oy do. cn clabae once deere Fee aE 54 
ae pacing) Deep 1 aling Machine. .o.\..\0. s5/de'eeenaae geaen cue 60 
Plowing Under Corn Stalks With Deep Tilling Machine...... 64 
Pee Le yitY, (COVELIND. ./<\cs\u0.c av bine acne dbce deem oan eben eee 68 
A Young Vetch Plant Showing Nitrogen Nodules on Its Roots 74 
Moetentriam Taken From Frozen Soil... sd oa avsee nude saree 80 
A Bunch of Vetch Taken From Under Ice and Water........ 88 
Piel or. V eten tn Full Bloom, 5566 osc kno cs wd toes oie eae aed 94 
Vetch Stems Showing Bloom and Seed Pods................. 102 
Vetch Plants Taken in Winter From Top of High Sand Ridge.112 
Rieter mens eta, OIZE seid Soe ou <k'as Se e¥ od owas wate 122 
Mier meet ME APTIIGCE 21406 vis sib d wikin ad on, 48 Gu iechow ae eae eee 128 
A Promising Corn Field Fertilized With Vetch.............. 136 
A Promising Potato Field Fertilized With Vetch............. 144 
“Well! I Wonder Which Is the Best Seed Ear”............ 158 
Ten Good Ears of Boon County White, But Not Prize Getters.164 
A Good Type of Sweet Corn Seed, Stowell’s Evergreen...... 174 
ibne- Parmer s west Product Le = oe. besa c ted week ak caans 184 
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