INDEX 



A 



Absorption of water by plants , 60-61 



Acreage of corn 4-8 



in the United States 4-8 



of barley 5-7 



of cereals in the United States 5-7 



of corn 4-8 



of oats 5-7 



of rice 5 



of rye 5-7 



of wheat 5-7 



"Afloat" 288 



Africa, production of corn in 9, 3 3 



Age of seed as affecting germination 55 



Agricultural leaders in Mexico 24 



Air, in the soil 58, 60 



plant food from 67, 68 



Alcohol, from corn 341 



cost of 342 



Angumois Grain Moth 248 



Aphis 231 



Area devoted to corn crop 6-7 



Argentine Republic 9, 26-30 



climate of 26-27 



corn, chemical composition of 30 



corn, export trade in '. . . .28-30 



corn, moisture in 29 



corn, prices of 27 



corn, production of 9, 27 



corn, time of planting 27 



corn, varieties of 28 



soil of 27 



Array worm 234 



Arrangement of leaves 45 



Arrive, corn "to arrive'' 288 



Ash in corn 353 



Asia, production of corn in 33 



Australasia, production of corn in 9 



Austria Hungary, production of corn in 9, 32 



B 



Bacteria, nitrogen gathering 69 



Barley, acreage of 5-7 



production of 11-12 



valuation of , 22-23 



Barrenness, causes of 168, 446 



diseases 446 



hereditary influences 448 



insect injuries 446 



thickness of planting 168, 448 



unfavorable soil and climatic conditions 448 



weak seed 446 



weak stalks 446 



