 | john murray, albemarle stre - 1868 - 710 pages
...which it is available and useful to wheat? and lastly, Are there any other circumstances, apart •om the supply of nitrogenous matter in the soil, which...Cirencester, began a series of experiments, and more recently 1 have been fortunate enough to obtain the co-operation of Mr. Robert Vallentine, of Leighton Buzzard,... | |
 | George Edwin Waring (Jr.) - 1870 - 624 pages
...an abundant store of available nitrogen is left in the soil, and, also, that in its relations toward nitrogen in the soil, clover differs essentially from...fortunate enough to obtain the cooperation of Mr. Robert Vallentine, of Leighton Buzzard, who kindly undertook to supply me with materials for my analyses.... | |
 | Maine. Board of Agriculture - 1870 - 518 pages
...the nitrogen present in a condition in which it is available and useful to wheat ? and lastly, 30 • Are there any other circumstances, apart from the...fortunate enough to obtain the co-operation of Mr. Eobert Vallentine, of Leighton Buzzard, who kindly undertook to supply me with materials for my analyses.... | |
 | George Edwin Waring (Jr.) - 1877 - 556 pages
...an abundant store of available nitrogen is left in the soil, and, also, that in its relations toward nitrogen in the soil, clover differs essentially from...fortunate enough to obtain the cooperation of Mr. Robert Vallentine, of Leighton Buzzard, who kindly undertook to supply me with materials for my analyses.... | |
 | Maine. Board of Agriculture - 1870 - 562 pages
...characters ? What is the amount, more particularly after a good and after an indifferent crop of clover 1 Why is the amount of nitrogen in soils larger after...fortunate enough to obtain the co-operation of Mr. Eobert Vallentine, of Leighton Buzzard, who kindly undertook to supply me with materials for my analyses.... | |
 | Joseph Harris - 1893 - 398 pages
...available and useful to whetit ? And lastly, are there any other circumstances, apart from the supply cf nitrogenous matter in the soil, which help to account...least some of them, I, years ago, when residing at Cirenccster, began a series of experiments ; and more recently, I have been fortunate enough to obtain... | |
 | Rogerson and Tuxford - 1868 - 700 pages
...presumptive evidence that notwithstanding the removal of a large amount of nitrogen in the clover-hay, an abundant store of available nitrogen is left in...fortunate enough to obtain the co-operation of Mr. Robert Vallentine, of Leighton Buzzard, who kindly undertook to supply me with materials for my analyses.... | |
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In chemical inquiries especially, nothing must be taken for granted that has not been proved by direct experiment. The following questions naturally suggest themselves in reference to this subject : What is the amount of nitrogen in soils of different... 