 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1840 - 420 pages
...exchanged every year for money, and other necessaries of life, for bodies therefore which contain no nitrogen. A certain proportion of nitrogen is exported...quantity of nitrogen will be found to have increased. "NYhemv, we may ask, comes this increase of nitrogen? The nitrogen in the excrements cannot reproduce... | |
 | Justus Freiherr von Liebig - Agricultural chemistry - 1841 - 468 pages
...exchanged every year for money, and other necessaries of life, for bodies, therefore, which contain no nitrogen. A certain proportion of nitrogen is exported...Whence, we may ask, comes this increase of nitrogen ? The nitrogen in the excrements cannot reproduce itself, and the earth cannot yield it. Plants, and... | |
 | Henry Minchin Noad - 1841 - 362 pages
...exchanged every year for money, and other necessaries of life; for bodies therefore which contain no nitrogen; a certain proportion of nitrogen is exported...Whence, we may ask, comes this increase of nitrogen. The nitrogen in the excrements cannot reproduce itself, and the earth cannot yield it. Plants, and... | |
 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1843 - 260 pages
...exchanged every year for money, and other necessaries of life—for bodies, therefore, which contain no nitrogen. A certain proportion of nitrogen is exported...Whence, we may ask, comes this increase of nitrogen? The nitrogen in the excrements cannot reproduce itself, and the earth cannot yield it. Plants, and... | |
 | Henry Minchin Noad - Chemistry - 1843 - 530 pages
...exchanged every year for money, and other necessaries of life ; for bodies therefore which contain no nitrogen ; a certain proportion of nitrogen is exported...will be found to have increased. Whence, we may ask, conies this increase of nitrogen. The nitrogen in the excrements cannot reproduce itself, and the earth... | |
 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1843 - 446 pages
...bodies, therefore, destitute of nitrogen. A certain proportion of nitrogen is exported in the shape of corn and cattle: and this exportation takes place...Whence, we may ask, comes this increase of nitrogen ? The nitrogen in the excrements cannot reproduce itself, and the earth cannot yield it. Plants, and... | |
 | Medicine - 1843 - 624 pages
...exchanged every year for money, and other necessaries of life, for bodies therefore which contain no nitrogen. A certain proportion of nitrogen is exported...number of years, the quantity of nitrogen will be found :o have increased. Whence, we may ask, comes this increase of nitrogen ? The nitrogen ia the excrements... | |
 | Justus Freiherr von Liebig - 1852 - 424 pages
...exchanged every year for money, anJ other necessaries of life—for bodies, therefore, which contain no nitrogen. A certain proportion of nitrogen is exported with corn and cattle ; and this exportation lakes place every year, without the smallest compensation ; yet after a given number of years, the... | |
 | George Edwin Waring (Jr.) - Agriculture - 1877 - 664 pages
...bodies, therefore, destitute of nitrogen. A certain " proportion of nitrogen is exported in the shape of corn and " cattle, and this exportation takes place...Whence, " we may ask, comes this increase of nitrogen ? The nitrogen in " the excrements cannot reproduce itself, and the earth cannot " yield it. Plants,... | |
 | 1842 - 400 pages
...exchanged every year for money, and other necessaries of life, for bodies, therefore, which contain no nitrogen. A certain 'proportion of nitrogen is exported...Whence, we may ask, comes this increase of nitrogen ? The nitrogen in the excrement cannot reproduce itself, and the earth cannot yield it. Plants, and... | |
| |
nitrogen. A certain proportion of nitrogen is exported with corn and cattle ; and this exportation takes place every year, without the smallest compensation; yet after a given number of years, the quantity of nitrogen will be found to have increased.... 
