. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 78 DISEASES OF CULTIVATED PLANTS the plant in obtaining the required amount of water, con- taining salts in solution. From the above statement, it becomes intelligible why, in a particular area, some plants are furnished with mycorhiza and others are not. Root-hairs are not present on those rootlets bearing. Kin. 12. I, ectotropic mycorhiza of larch, nat. size; 2, mycorhiza of same, mag. ; 3, section of root-tip of same, showing mycorhiza surrounding it,
. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 78 DISEASES OF CULTIVATED PLANTS the plant in obtaining the required amount of water, con- taining salts in solution. From the above statement, it becomes intelligible why, in a particular area, some plants are furnished with mycorhiza and others are not. Root-hairs are not present on those rootlets bearing. Kin. 12. I, ectotropic mycorhiza of larch, nat. size; 2, mycorhiza of same, mag. ; 3, section of root-tip of same, showing mycorhiza surrounding it, highly mag. ; 4, portion of mycelium of same bearing amorphous masses of o.\alate of lime, highly m:ig. ; 5 and 6, cndotropic mycorhiza in cells of root of an orchid, Aiigraccum, highly mag. ectotropic mycorhiza, whereas these structures are present on roots of the same plant lacking mycorhiza. Ectotropic mycorhiza can be readily found on species of poplars and willows, and on most members of the Cupuli- ferae and Conifcrae. The hyphae forming ectotropic mycorhiza belong t(j the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massee, George, 1850-1917. New York : Macmillan
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Keywords: ., bookpublishernewyorkmacmillan, booksubjectplantdis, bookyear1910
