Results 21 to 30 of about 133,899 (262)

Mineral Content of Mixed Fertilizer [PDF]

Bulletin of the Chemical Society of Japan, 1961
Abstract The mineral content of mixed fertilizer produced with calcium superphosphate, ammonium sulfate and potassium chloride and also the reactions during the production process were investigated by X-ray diffraction. It was observed that remarkable reactions took place between monocalcium phosphate, calcium sulfate ...
Seiichi Matsuno, Jumpei Ando
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Mineral fertilizer use in land-scarce conditions: Case of Rwanda

Open Agriculture, 2020
This study was undertaken to investigate the use of mineral fertilizer by smallholder farmers in order to understand the set of factors influencing the decisions of smallholder farmers to use fertilizers in land-scarce conditions.
Mugabo Josaphat Rusisiro, Tollens Eric, Chianu Jonas Nwankwo, Vanlauwe Bernard   +3 more
doaj   +1 more source

Fertilizers, soil analysis and plant nutrition / [PDF]

, 1947
C36
Hoagland, D. R. (Dennis Robert), 1884-1949
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Basic Fertilization with Mineral Fertilizers in Soybean Crop

Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Agriculture, 2013
Rich in high nutritional value protein, likely to the protein of animal origin, soybean is considered to be “a golden plant” or “wonder plant”, aimed to resolve global protein deficiency (insuring in present 60% of humanity’s protein requirements). The mature seeds are used in human nutrition.
A. Mălinaş, Ioan Rotar, Valeria Deac
openaire   +3 more sources

Biosorption of Microelements by Spirulina: Towards Technology of Mineral Feed Supplements

The Scientific World Journal, 2014
Surface characterization and metal ion adsorption properties of Spirulina sp. and Spirulina maxima were verified by various instrumental techniques. FTIR spectroscopy and potentiometric titration were used for qualitative and quantitative determination ...
Agnieszka Dmytryk, Agnieszka Saeid, Katarzyna Chojnacka   +2 more
doaj   +1 more source

Boron isotope ratio (delta B-11) measurements in water framework directive monitoring programs: comparison between double focusing sector field ICP and thermal ionization mass spectrometry [PDF]

, 2010
International audienceThe aim of our research was to compare delta B-11 measurements performed with thermal ionization mass spectrometry (TIMS) and sector field-inductively coupled plasma-mass spectrometry (SF-ICP-MS) and evaluate the feasibility of ...
Aggarwal, Aggarwal, Aggarwal, Agnès Bregnot, Al-Ammar, Allan, Barth, Barth, Bassett, Boulyga, Chetelat, Chetelat, Coetzee, Coplen, David Widory, Demuth, Dongmei Xue, Eisenhut, Eisenhut, Emmanuelle Petelet, Encinar, Gaillardet, Gonfiantini, Gregoire, Gregoire, Gäbler, Heumann, Ishikawa, Jan Bronders, Kasemann, Komor, Kristof Tirez, Lemarchand, Mather, Pascal Boeckx, Spivack, Spivack, Tonarini, Vanhaecke, Vengosh, Weiser, Widory, Widory, Wilfried Brusten, Xue   +44 more
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The application of pesticides and mineral fertilizers in agriculture [PDF]

MATEC Web of Conferences, 2018
Regulation of using pesticides and agrochemicals application in agriculture is one of the important problem now, as also the problem of storage of mineral fertilizers and their improper using, which have negative influence on the chemical and the food security of the country.
Artem Markaryan, Alexey Glinushkin, William Hogland, Michael Sokolov, Roman Davydov   +4 more
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The Effects of Mineral and Organic Fertilizers on

Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Agriculture, 2012
Soil respiration is the production of carbon dioxide from soil as a result of soil organism metabolic processes. One of the most important sources of CO 2 emission is from agricultural fields. Agricultural practices can influence soil organic carbon inputs and outputs being determinant for CO 2 emission.
Cristina Opruå¢A, Mignon Șandor
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Introduction of fertilizers to the field surface [PDF]

E3S Web of Conferences, 2020
The work is dedicated to the introduction of dry non-organic substances to the field surface by the new proposed distributor. The article has a research character, which is expressed in the analysis of methods and units of mechanization for applying ...
Belousov Sergey V., Filippov Dmitry A.
doaj   +1 more source

Agroecological efficiency of biomodified mineral fertilizers

E3S Web of Conferences, 2020
To improve the elements of winter wheat cultivation technology in order to reduce the loss of nutrients from the soil, research was conducted. The results presented in the article show the effectiveness of the use of mineral fertilizers with the application of a biological preparation to the granules.
N. V. Sukhova, S. Yu. Efremova, I. V. Kulikova   +2 more
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