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NUTRITION continued THE MACHINERY 1741
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absorbed absorption Achillea Millefolium agency Agrostis Agrostis vulgaris alluded ammonia salts beans become branches Bromus mollis buds bulb carbonic acid cells cereals changes character chemical chlorophyll circumstances clover constitution contain crops cultivator Darwin death diminished direction effects especially farmer favourable fertilisation Festuca ovina fibre flower fluid formation fruit grain grasses gravitation growing points grown growth heat Holcus lanatus increased influence injury leaf leaves Leguminosse leguminous plants less liquid Lotus corniculatus mangels membrane mentioned mineral manures miscellaneous plants moisture molecules movements nature nitrate of soda nitrogenous manures oxygen particular Plantago lanceolata Poa pratensis Poa trivialis pollen potash potato pratensis produce proportion protoplasm quantity radicle result ripening root Rothamsted Rumex Acetosa season seed seedling side soil starch stem stomata structure substance superphosphate supply surface takes place temperature tendency tion tissues tree tuber turgescence turnips unmanured plots vapour varying vegetation weeds wheat woody