Publisher's Synopsis
This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 edition. Excerpt: ...remarks on the unity of coloration in insects. Ent. Soc. Philadelphia. Proc. 5:204-206. 1865 c. Borers. Pract. ent. 1:25-31. 1866 a. Answers to correspondents. Pract. ent. 1:89-90. (Reference on p. 89.) 1866 b. Answers to correspondents. Pract. ent. 2:83-85. (Reference on p. 85.) 1867 a. Answers to correspondents. Pract. ent. 2:107-110. (Reference on p. 107.) 1867 b. Walsh, B. D., And Riley, C. V. Insects named. Amer. ent. 1:148. 1869. Webb, J. L. The painted hickory borer. U. S. Agr. Dept. Yearbook 1910:349-350. 1911. Webster, F. M. Warning colors, protective mimicry, and protective coloration. Ent. Soc. Ontario. Rept. 27:80-86. (Reference on p. 81.) 1897 a. Cyllene picta Drury. Notes on various species of Coleoptera. New York Ent. Soc. Journ. 5:204. 1897 b. Webster, F. M., And Mally, C. W. Insects of the year in Ohio. U. S. Ent. Div. Bui. 9:40-46. (Reference on p. 42.) 1897. The painted hickory borer. Ohio Agr. Exp. Sta. Bui. 96: 19-20. 1898. Wickham, H. F. Cyllene, Newm. Canad. ent. 29:149. 1897. Published by the Cornell University Agricultural Experiment Station Ithaca, New York V / l / r CONTENTS PAGE Varieties produced 209 Principles of selection 210 Methods used 211 Planting 211 Detasseling 211 Harvesting, and selection of seed 213 Selection coefficient 213 Results of the work 217 Individual variation 217 Variation in yield 217 Variation in maturity 218 Increased maturity 218 Increased yield 227 Tracing of pedigrees 227 The use of mass selection 229 Correlation between seed-ear characters and yield 230 Relation of seed-ear characters to early maturity 241 Value of early-maturing dent corns for grain and silage 244 Silage of high in comparison with low grain content 244 Plan and scope of the work 245 Early dents used in the tests...