Jonas Jergon Christensen

The Normal and Pathological Histology of the Ventriculus of the Honey Bee, with Special Reference to Infection with Nosema Apis

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The Normal and Pathological Histology of the Ventriculus of the Honey Bee, with Special Reference to Infection with Nosema Apis

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Physiologic Specialization and Parasitism of Helminthosporium Sativum

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Potato Breeding Methods, II

Selection in Inbred Lines

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Plum Investigations II

The Inheritance of Hardiness

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Corn Smut Caused by Ustilago Maydis

History; Botanical name; Host range; Losses; Terminology; Life history; Symptoms; Isolatiom of U. maydis; Spores; Methods of inoculation; Infection; E...

Inheritance of Reaction to Leaf Rust, Puccinia Rubigo-veva Tritici (Erikss.) Carleton, and of Certain Other Characters in a Wheat Cross

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Stalk Rot of Corn

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Food Expenditures by Upper Income Families

An Analysis of Their Changing Importance in the U.S. Food Market

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Mutation and Hybridization in Ustilago Zeae

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Stalk Rot of Corn [by] J.J. Christensen and R.D. Wilcoxson

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Stalk Rot of Corn

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