 Once well incorporated with the soil, it gradually becomes reverted phosphoric acid. Reverted (reduced or precipitated) Phosphoric acid means strictly, phosphoric acid that was once easily soluble in water, but from chemical change has become insoluble...  Report - Page 404by New Hampshire. Department of Agriculture - 1885Full view - About this book
 | New Jersey Agricultural Experiment Stations - 1880 - 76 pages
...plants, but is distributed through the soil by rains. Once well incorporated with the soil it shortly becomes reverted phosphoric acid. Reverted (reduced...Acid, means strictly, phosphoric acid that was once freely soluble in water, but from chemical change has become insoluble in that liquid. It is freely... | |
 | Maine. Board of Agriculture - Agriculture - 1883 - 476 pages
...•distributed through the soil by rains. Reverted Phosphoric acid is phosphoric acid that was once soluble in water, but from chemical change has become insoluble in that liquid. It is understood to be readily assimilated by crops but it •does not distribute freely through the... | |
 | Connecticut Agricultural Experiment Station - Agriculture - 1889 - 930 pages
...acting on "insoluble" or " reverted " phosphates, with diluted sulphuric acid (oil of vitriol). Once well incorporated with the soil, it gradually becomes...(of various phosphates) that is freely taken up by a strong solution of ammonium citrate, which is therefore used in analysis to determine its quantity.... | |
 | George W. Rafter, Moses Nelson Baker - Refuse and refuse disposal - 1893 - 662 pages
...acting on "insoluble" or " reverted " phosphates, with diluted sulphuric acid (oil of vitriol). Once well incorporated with the soil, it gradually becomes...(of various phosphates) that is freely taken up by a strong solution of ammonium citrate, which is therefore used in analysis to determine its quantity.... | |
 | Connecticut. State Board of Agriculture - Agriculture - 1893 - 924 pages
...usually those of calcium, iron and aluminum, or in case of some ''superphosphates," in the form of free phosphoric acid. Reverted (reduced or precipitated)...(of various phosphates) that is freely taken up by a strong solution of ammonium citrate, which is therefore used in analysis to determine its quantity.... | |
 | United States. Office of Experiment Stations - Agricultural experiment stations - 1893 - 572 pages
...acting on ' insoluble ' or ' reverted' phosphates with diluted sulphuric acid (oil of vitriol). Once well incorporated with the soil, it gradually becomes...easily soluble in water, but from chemical change lias become insoluble in that liquid. In present usage the term signifies the phosphoric acid (of various... | |
 | Connecticut Agricultural Experiment Station - Agriculture - 1893 - 1262 pages
...citrate-soluble is synonymous with the less explicit terms reverted, reduced and precipitated, which all imply phosphoric acid that was once easily soluble in water,...chemical change has become insoluble in that liquid. Recent investigation tends to show that water-soluble and citratesoluble phosphoric acid are on the... | |
 | George W. Rafter, Moses Nelson Baker - Sewage - 1900 - 672 pages
...acting on "insoluble'' or " reverted " phosphates, with diluted sulphuric acid (oil of vitriol). Once well incorporated with the soil, it gradually becomes...acid means strictly, phosphoric acid that was once easilv soluble in water, but from chemical change has become insoluble in that liquid. In present usage... | |
 | Connecticut - Connecticut - 1903 - 1220 pages
...t's synonymous with the less explicit terms reverted, reduced, and precipitated, all of which imply phosphoric acid that was once easily soluble in water,...chemical change has become insoluble in that liquid. Water-soluble and citrate-soluble phosphoric acid are, probably, about equally valuable as plant food,... | |
 | Connecticut. State Board of Agriculture - Agriculture - 1891 - 768 pages
...acting on "insoluble " or " reverted " phosphates, with diluted sulphuric acid (oil of vitriol). Once well incorporated with the soil, it gradually becomes...(of various phosphates) that is freely taken up by a strong solution of ammonium citrate, which is therefore used in analysis to determine its quantity.... | |
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