The Migratory Habit of Housefly Larvae as Indicating a Favorable Remedial Measure: An Account of Progress

A Maggot Trap in Practical Use: An Experiment in House-fly Control

Farmers' Bulletin

Farmers' Bulletin

Farmers' Bulletin

House Flies

Further Experiments in the Destruction of Fly Larvae in Horse Manure

Game Laws for ...: A Summary of the Provisions Relating to Seasons, Shipment, Sale, and Licenses

Pecan Culture: With Special Reference to Propagation and Varieties, Issues 676-700

The Sugar-beet Thrips

The Genus Calosoma: Including Studies of Seasonal Histories, Habits, and Economic Importance of American Species North of Mexico and of Several Introduced Species