INDEX. 95 



Page. 

 Leatherleaf bog. See Bog, leatherleaf. 



Leaves, character on parent plant 80-81 



deposits in peat formation, description 33 



maple, effect on growth of blueberry 24-25, 62 



oak, acidity tests 35, 62 



useful in formation of kalmia peat 34 



fully rotted, deleterious to blueberry plants 24-25 



partly rotted, suited for blueberry soil 24, 34 



purpling, description and cause 56-57 



occurrence and prevention 17, 25, 28, 29, 60-61, 87 



seedling, size and shape 54 



uppermost, withering and stagnation, causes 55-56, 60 



watery appearance caused by mite 80 



Lemon, yields nearly normal solution of citric acid 28 



Lime, injurious effects on blueberry 20, 23, 64-65 



use in blueberry experiments 14, 20-23, 47, 64-65 



Limed soil. See Soil, limed. 

 Limestone soil. See Soil, calcareous. 



Limewater, experiments in pot cultures of blueberry 21-22 



Litter, forest, abundance of fungi present 48 



Loam, clayey, mixture with sand and leaf mold, use in pot cultures 25 



use in pot cultures 14, 25, 52, 54, 60 



Lower Klamath Lake, peat with alkaline reaction 32 



McNab, William, on culture of heaths 63, 69, 70 



Magnesium humate, occurrence in soils 46-47 



Maine, blueberries in Boston market 12 



experiments in blueberry culture 11 



Manure, cow, use in growing plants 14, 63 



injurious effect on blueberry 18-19, 64 



use in growing heaths and blueberry 62-64 



water, use in growing blueberry 62-63 



Maple leaves. See Leaves, maple, and Woods, sugar-maple. 

 Market requirements. See Blueberry, market price and requirements. 

 Marsh rosemary. See Rosemary, marsh. 

 Maryland peat. See Peat, kalmia. 



Massachusetts, blueberries, growth in cranberry bog 36 



in Boston market 12 



Matter, cellular and organic, definitions 46 



Medullary rays. See Rays, medullary. 



Michigan, experiments in blueberry culture 11 



muck lands, loss of acidity after drainage 35 



Microscope, use in studying blueberry rootlets 42 



Microsphaera alni vaccinii, mildew injurious to blueberry 79 



Mildew, injurious to blueberry, identification 79 



Mite infesting the blueberry 80 



Mixtures, soil, used in pot cultures 25, 52, 54, 59-62 



Mohr, Charles, on Alabama soils 19 



Moisture, absorption, low rate in bog plants 50 



equivalent. See Soil, moisture measurement. 



freedom from outside, importance as market feature 12 



measurement. SeeSoil, moisture measurement. 



requirements of seed flats 52 



See also Watering. 



Mold, leaf, cause of alkalinity 35 



formed after long decomposition 24, 35 



not suited to the blueberry 24-26 



proper application of name 34 



relation to leaf litter 34 



Moss, Physcomitrium immersum, occurrence on alkaline leaf mold 30 



sphagnum, aeration conditions satisfactory for blueberry 38-40 



uses in blueberry culture 39-40, 52, 66, 84 



Muck, loss of acidity after drainage 35 



Mulch, leaves or sand, for field plantings 88 



moist leaf, effect on growth of blueberry 24 



oak-leaf, sufficient winter cover for blueberry plants 74 



sand, for plunged pots 68 



193 



