منابع مشابه
SOlt POTASH-POTASH INVESTIGATION-POTASH DEFICIENCIES
It is in this connection that it becomes very difficult at times for the agricultural scientist and practical agriculturist to meet on common ground, for very often a popular version of scientific reasoning may appear ambiguous, and in this case it would appear better to sacrifice the facile version (since the layman can always get an interpreter to explain if he is sufficiently interested) tha...
متن کاملCaustic Potash in the Treatment of Carbuncle
plaint. For, no sooner is it known that the doctor has pronounced some old gentleman to be suffering from a carbuncle, than the friends of the latter would assuredly hint at haviug his " affairs set in order." Statistics, however, do not show the apprehension to be well grounded, and neither have I in my small experience observed the mortality, amongst those who have suffered from it, to be so ...
متن کاملAnalysis of iron chelates in commercial iron fertilizers by gel chromatography
Mit Hilfe der Gelchromatographie wurde eine Bestimmungsmethode für Eisenchelate entwickelt, welche in der landwirtschaftlichen und gartenbaulichen Praxis angewandt werden kann. Das Verfahren wird als Standardmethode bei der Qualitätsprüfung von Handelspräparaten empfohlen. Die Eisenchelate wurden auf einem Gelbett von Sephadex G-10 aufgetrennt. Nach Eluierung konnten die Eisenchelate mittels ei...
متن کاملOxygen and nitrogen isotopic composition of nitrate in commercial fertilizers, nitric acid, and reagent salts.
Nitrate is a key component of synthetic fertilizers that can be beneficial to crop production in agro-ecosystems, but can also cause damage to natural ecosystems if it is exported in large amounts. Stable isotopes, both oxygen and nitrogen, have been used to trace the sources and fate of nitrate in various ecosystems. However, the oxygen isotope composition of synthetic and organic nitrates is ...
متن کاملRapid and Accurate Evaluation of the Quality of Commercial Organic Fertilizers Using Near Infrared Spectroscopy
The composting industry has been growing rapidly in China because of a boom in the animal industry. Therefore, a rapid and accurate assessment of the quality of commercial organic fertilizers is of the utmost importance. In this study, a novel technique that combines near infrared (NIR) spectroscopy with partial least squares (PLS) analysis is developed for rapidly and accurately assessing comm...
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ژورنال
عنوان ژورنال: Journal of Industrial & Engineering Chemistry
سال: 1909
ISSN: 0095-9014,1943-2968
DOI: 10.1021/ie50005a007