Report of the Secretary, 第 55 卷

00 Instructor absorption acid salt agar Agricultural amount Assistant average temperature beans Bulletin Ca(OH carbon catalase Chemical clay College column of soil concentration contained cornutus county agents COVERED WITH SAND crop Dairy Department depths Diff disease dune East Lansing Engineering extract Farm Fertilizer formaldehyde freezing point depression freezing point method fungus galvanometer gasoline vapor Gravel Grower heat hydroquinone inches increase insecticide insects June 30 laboratory lecithin lime requirement lower manure maximum methylene blue Michigan moist column moisture content mycelium obtained organic oxidase oxygen Partly cloudy peat percentage Phosphate placed plants Potash potato Prof Professor pycnidia quartz sand reductase samples sandy loam seed silt loam sodium fluoride soil solution soil temperature soluble spores surface TABLE TEMPERATURE OF DIFFERENT tile tion tissue tomato Total treated treatment trees tube TYPES OF SOIL various winter