Smut of Oats in 1891 ; Test of Fungicides to Prevent Loose Smut of Wheat ; Spraying to Prevent Wheat Rust

The Elements of Botany Embracing Organography, Histology, Vegetable Physiology, Systematic Botany and Economic Botany ... Together with a Complete Glossary of Botanical Terms

A Text-book of Elementary Botany: Including a Spring Flora