Example: biology
Coffee Varieties With Coffee Leaf Rust
Found 2 free book(s)PRINCIPLES OF PLANT PATHOLOGY - 176062
hillagric.ac.ininfection of the foliage, (leaf spots, blights, rusts, mildews, mosaics ... –Improved varieties –Increased irrigation –Crop protection. Importance of Plant Diseases Late blight of potato-1841-51 (Irish famine) Coffee rust 1867-1870 (Srilanka)
Fundamentals of Plant Pathology - AgriMoon
www.agrimoon.comCoffee rust caused by Hemileia vastatrix forced to cut down the coffee plants in Sri Lanka in 1867. Powdery mildew of grapevines caused by (Uncinula necator), by 1854, reduced the French wine production by 80 per cent. In 1878, the downy mildew caused by Plasmopara viticola ultimately led to the discovery of Bordeaux mixture.