Principles of Agricultural Chemistry: With Special Reference to the Late Researches Made in EnglandJohn Wiley, 1855 - 105 páginas |
Otras ediciones - Ver todas
Términos y frases comunes
acid and ammonia acre action agricultural chemistry agriculturist alkalies ammo ammoniacal salts animal annually ashes atmospheric food available mineral constituents average crop barren bones and sulphuric carbonic acid chemist coprolites crop of turnips cultivation deficient dissolved doctrine edition effect efficacy equal excess of produce exhaustion facts farm-yard manure farmer food of plants grain and straw growth guano gypsum higher produce humus increase of produce increase the produce indispensable ingredients Lawes's experiments Liebig lot manured magnesia manured with ammoniacal means mineral food mineral manure mineral substances moniacal natural laws necessary neral nitric acid nure nutrition obtained opinion phate phos phosphate of lime phosphoric acid proportion quantity removed restoration scientific principles silicate of potash so-called Mineral Theory soil contains soluble source of nitrogen stable manure sulphuric acid superphosphate supply of ammonia tion truth unmanured land unmanured lot vegetable wheat yielded