juiy2-sept. 24. I9I7 Illustrations XI 



Page 



Microorganisms and Heat Production in Silage Fermentation 



Fig. i. Curves representing the heat-producing ability of cured alfalfa, un- 

 treated and treated with chloroform 78 



2. Curves representing the heat-producing ability of dry kalir fodder, 



untreated and treated with chloroform 78 



3. Curves representing the heat-producing ability of dry com fodder, 



untreated and treated with chloroform and heat, respectively 79 



4. Curves representing the heat-producing ability of green cane fodder, 



untreated with chloroform 79 



5. Curves representing the heat-producing ability of green alfalfa, un- 



treated and treated with chloroform and heat, respectively 80 



6. Curves representing the heat-producing ability of cured alfalfa, un- 



treated and treated with chloroform and heat, respectively 80 



7. Curves representing the heat-producing ability of green alfalfa, un- 



treated and treated with chloroform and heat, respectively 80 



8. Curves representing the heat-producing ability of green com fodder, 



untreated and treated with chloroform and heat, respectively 81 



9. Curves representing the heat-producing ability of green kafir inoculated 



with Bacterium bulgaricus and treated with heat 81 



10. Curves representing the heat-producing ability of green kafir, un- 

 treated, inoculated, and treated with chloroform and heat, re- 

 spectively 81 



A Needle Blight of Douglas Fir 



Fig. I. Needle of Douglas fir infected with the needle-blight fungus, showing 



various forms of apothecia and the manner of their rupture 100 



2 . Cross section through the middle of two apothecia of the needle-blight 



fungus, showing the arrangement of the asci and spores, the diseased 



area of the needle, disorganized cells, and mycelium lor 



3. Asci with matiure spores of the needle-blight fungus on Douglas fir loi 



Movement and Distribution of Moisture in the Soil 



Fig. I. Diagram showing the effect of cropping and fallowing under irrigation 



on the distribution of soil moisture in the fall to a depth of 10 feet ... 118 



2 . Diagram showing the effect of intertilled cropping and fallowing under 



dry-farming conditions on the seasonal distribution of moisttu-e in 



the soil to a depth of 6 feet 119 



3. Diagram showing the effect of different crops under dry-farming con- 



ditions on the seasonal distribution of moisture in tlae soil to a depth 



of 6 feet 120 



4. Diagram showing the effect of different applications of manure to 



irrigated soils on the distribution of moisture in the fall to a depth 



of 6 feet 121 



5. Diagram showing the effect of different quantities of irrigation water 



on the distribution of soil moisture in the fall on cropped and fallow 

 plots to a depth of 10 feet 122 



6. Diagram showing the effect of different quantities of irrigation water 



on the average final water content in 10 feet of soil in the fall in 

 cropped and fallow plots J 2$ 



7. Diagram showing the effect of different quantities of irrigation water 



on the distribution of moisture one week after irrigation in beet and 

 potato plots to a depth of 10 feet 124 



