E. D. Ball

1870 — 1943 · 9 obras en el catálogo

Obras

TThe genus Pediopsis

The genus Pediopsis

SSome insects injurious to truck crops

Some insects injurious to truck crops

LLife histories of leaf hoppers (Jassidae)

Life histories of leaf hoppers (Jassidae)

AAgricultural research as a career

Agricultural research as a career

AA study in annual egg production based on the records of a f

A study in annual egg production based on the records of a flock of seven-year-old hens and their progeny

TThe beet leafhopper and the curly-leaf disease that it trans

The beet leafhopper and the curly-leaf disease that it transmits

BBreeding for egg production

Breeding for egg production

LLecture on the care of the orchard

Lecture on the care of the orchard

The season's work on arsenical poisoning of fruit trees