July 1-Dec. 15, 1925 
Index 
1207 
Page 
Livestock Pedigrees, Approximate Method 
of Calculating Coefficients of Inbreed¬ 
ing and Relationship: Sewall Wright 
and Hugh C. McPhee_ 377-383 
Lychnis dioica, sex chromosomes, remarks.. 940-941 
Lye, use to kill trees__ 272,273 
MacMillan, H. G., and Meckstroth, G. A.: 
The Critical Temperature for Infection 
of the Potato Seed Piece by Fusarium 
oxysporum. ___ 917-921 
Magnesium- 
oxide, comparison in sunflower and corn. 1171 
percentage in corn- 188 
Maize— 
alkali-resistant strains, breeding methods. 633-640 
Leaf Spot Caused by Ophiobolus-hetero - 
strophus, n. sp., the Ascigerous Stage 
of a Helminthosporium Exhibiting 
Bipolar Germination: Charles Drechs- 
ler....... 701-726 
Seedlings, Age as a Factor in Resistance 
to Sodium Chloride: G. J. Harrison 
and C. J. King_- 633-640 
See also Corn. 
Malnutrition, cattle, chemical effects, 
Malvaceae, hosts of cotton stainer insects, 
Mannite salts, comparison with other 
media for plating_ 506-509 
Manure and Irrigation Water, Influence on 
the Corn Kernel: J. E. Greaves and 
D. H. Nelson_ 183-189 
Marketing- 
fruit, decay caused by Sclerotinia- 603 
vegetables, decay caused by Sclerotinia.. 597-632 
Marquis wheat, seeds, use in study of take- 
all disease__ 801-825 
Marrow, Fresh and Cured Hams, Compo¬ 
sition: W. F. Schroeder and David 
Edelman_1015-1016 
Marshall, Rush P., Hunt, N. Rex, and 
O’Donnell, F. G.: Steam and Chem¬ 
ical Soil Disinfection with Special Ref¬ 
erence to Potato Wart- 301-363 
Martynia louisiana , susceptibility to mosaic 
disease, and symptoms- 44-47 
Maskell, use of name Dadylopius calceo- 
lariae _ 485-488 
Mason, Silas C — 
Partial Thermostasy of the Growth Cen¬ 
ter of the Date Palm--415-453 
The Inhibitive Effect of Direct Sunlight 
on the Growth of the Date Palm- 455-468 
The Minimum Temperature for Growth 
of the Date Palm and the Absence of a 
Resting Period-.-401-414 
Maturity, Evenness in Sweet Corn, Rela¬ 
tion to Size of Kernels: I. C. Hoff¬ 
man_ 1043-1053 
McKinney, H. H., and Davis, R. J.: In¬ 
fluence of Soil Temperature and Mois¬ 
ture on Infection of Young Wheat 
Plants by Ophiobolus graminis .. 827-840 
McPhee, Hugh C.— 
and Wright, Sewall: An Approximate 
Method of Calculating Coefficients of 
Inbreeding and Relationship from 
Livestock Pedigrees- 377-387 
The Genetics of Sex in Hemp_ 935-943 
Mealybug, Dadylopius calceolariae Mas¬ 
kell, Identity: Harold Morrison- 485-499 
Mealybugs, differentiation of species- 497-499 
Meat- 
Relation of Protein to Moisture in Con¬ 
ditions of Emaciation_1001-1013 
Trichinous, Containing Nonviable Tri¬ 
chinae, Feed for Animals, Effect: Ben¬ 
jamin Schwartz-- 945-947 
Meckstroth, G. A., and MacMillan, H. G.: 
The Critical Temperature for Infection 
of the Potato Seed Piece by Fusarium 
oxysporum _ 917-921 
Melting point, pork fat, as affected by a 
Mercuric chloride, penetration of soils. 337-341 
Mercury— Page 
and copper, chemical tests_ 333 
penetration— 
laterally into soils_ 348-349 
upward into soils_ 349-350 
use in potato wart control_ 308-321 
Metabolism, Nitrogen, in Etiolated Corn 
Seedlings: S. L. Jodidi_1149-1164 
Micrampelis lobata , relation to overwinter¬ 
ing of mosaic__ 6-13 
Microorganisms, Soil, Plate Counts: N. R. 
Smith and S. Worden_501-517 
Milk- 
effect on nodule bacteria of legumes_ 997-1000 
Litmus, Brom-Cresol Purple, and Janus- 
Green, in a Study of the Nodule Organ¬ 
isms olLeguminosae: J. W. Stevens... 997-1000 
production experiments_ 771-791 
Whole, Relation Between Bacterial 
Count and of the Cream and Skim 
Milk Separated from it: C. S. Leete. 695-699 
Milking Machines, Cleaning: L. H. Burg- 
wald_ 191-195 
Milkweed— 
agency in overwintering of mosaic disease. 20-32 
mosaic symptoms_ 27 
Miller, Emerson R., and Salmon, W. D.: 
The Water-Soluble Vitamin Content 
of the Velvet Bean_ 793-799 
Millet, growth test in colloidal silica soil... 249-254 
Mineral- 
content of wheat, effects.... 366,374 
ration, dairy cows, effect.I- 771-791 
Moisture- 
Influence upon protein formation in 
wheat_ 1193-1198 
Soil, Influence on Infection of Young 
Wheat Plants by Ophiobolus graminis: 
H. H. McKinney and R. J. Davis- 827-840 
Mold, Leaf,Cladosporium of Tomato: Fruit 
Invasion and Seed Transmission: 
Max W. Gardner..--•— 519-540 
Morphology, Sclerotinia species.. 597-632 
Morrison, Harold: Identity of the Mealy¬ 
bug Described as Dadylopius calce¬ 
olariae Maskell ____ 485-499 
Mosaic- 
bean, resistance study.. 112-145,153 
cucumber, infectiousness for pokeweed... 36 
Cucurbit— 
cross inoculation experiments- 42-56 
Further Studies on the Overwintering 
and Dissemination of: S. P. Doo¬ 
little and M. N. Walker_ 1-55 
publications in study, list.-- 57-58 
dissemination by seeds of hosts to cul- 58 
tivated cucurbits, experiments- 2-5 
host plants— 
list...--- 55 
relation to overwintering and dis¬ 
semination_ 55-56 
overwintering on wild host plants- 6-20 
pokeweed, infectious nature and symp¬ 
toms_ 34 
spread by striped cucumber beetle- 5-6 
Muskmelon, infection with mosaic- 4,5 
Neidig, Ray E.,and Snyder, Robert S.: 
Mineral Composition of Sunflowers 
Grown for Silage---1165-1171 
Nelson, D. H., and Greaves, J. E.: The 
Influence of Irrigation Water and 
Manure on the Composition of the 
Corn Kernel_ 183-189 
Net energy- 
maintenance requirement for cattle- 1093-1094 
requirement for maintenance— 
and value of the ration.. 1078-1080,1081 
in dry cows___- 1078 
value of ration.. 1074-1075 
Values— 
Alfalfa Hay and Alfalfa Meal: E. B. 
Forbes, J. August Fries, and W. W. 
Braman_ 987-995 
feeding stuffs, computation, data for, 
revised methods__ 1086-1088 
Feeding Stuffs for Cattle, Revised: 
E. B. Forbes and Max Kriss. 1083-1099 
revised method of computation. 1087-1088 
