Results 101 to 110 of about 432,184 (327)

Electrochemical Nitrate Reduction Reaction to Ammonia at Industrial‐Level Current Densities

open access: yesAdvanced Science, EarlyView.
This review starts from the mechanism and theoretical basis of electrochemical nitrate reduction reaction (NO3−RR), and systematically summarizes and discusses the design strategies of industrial‐level current density catalysts. In addition, the progress of industrial‐level NO3−RR‐based electrolyzers, including flow reactor and membrane electrode ...
Zhijie Cui   +4 more
wiley   +1 more source

Effects of different types of fertilizers on plankton productivity in earthen ponds [PDF]

open access: yes, 2003
Three fertilizer types (NPK, Super-phosphate and cow dung) were applied at two levels (Low, 0.3 kg/25m super(2)/2weeks and High, 0.7kg/25 m super(2)/2weeks) to 12 ponds with two ponds serving as control.
Kolo, R.J., Mani, I.A., Musa, H.A.
core  

Atomic Precision CoCu Heterodimers with Pseudo‐D3h Symmetry Enable Tandem Nitrate Reduction

open access: yesAdvanced Science, EarlyView.
The Co─Cu heterodimer anchored on nitrogen‐doped graphene oxide substrate facilitates electrochemical nitrate reduction in alkaline medium. Co site promotes water dissociation to supply a proton, while Cu sites enhance nitrate adsorption and activation.
Akash Prabhu Sundar Rajan   +5 more
wiley   +1 more source

The effect of water-soluble fertilizers on the yield and chemical composition of fruits of new variety of melon Ballada

open access: yesОвощи России
Relevance. Due to the frequent fluctuations in air temperature and the lack of the necessary precipitation to increase productivity and preserve the quality of local melon varieties, it is necessary to develop and introduce new elements of cultivation ...
E. A. Galichkina
doaj   +1 more source

Precision farming technology, adoption decisions and productivity of vegetables in resource-poor environments [PDF]

open access: yes
‘Precision Farming’ or ‘Precision Agriculture’ aims at increasing productivity, decreasing production costs and minimizing the environmental impact of farming.
Ashok, K.R.   +2 more
core   +1 more source

Circular 35 [PDF]

open access: yes, 1991
Revised April 1991 by Grant E.M. Matheke, Patricia J. Wagner, and Patricia S. Holloway; Reprinted by Cooperative Extension Service, University of Alaska Fairbanks, and U.S.D.A. Cooperating.
Dinkel, Donald H.   +2 more
core  

Breaking Down Lignin: A Macromolecule's Path to the Nanoscale

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This section highlights lignin's critical role as a sustainable, multifunctional precursor for nanomaterial design. Its unique structure and abundance enable the creation of lignin‐based, lignin‐derived, and hybrid nanomaterials with tunable properties. Emphasis is placed on lignin's potential to drive innovation in nanotechnology, offering ecofriendly
Jelena Papan Djaniš   +3 more
wiley   +1 more source

Atomic Absorption Spectrophotometric Determination of Water-Soluble Boron in Fertilizers

open access: yesJournal of AOAC INTERNATIONAL, 1969
Abstract Water-soluble boron is extracted into a mixlure of 2-ethyl-l,3-hexanediol and methyl isobutyl ketone for determination by atomic absorption spectrophotometry. The extraction procedure brings the fertilizer sample, water, and extraction solvent in contact simultaneously.
Peggy A Howard   +2 more
openaire   +1 more source

Mitigating citrus fruit cracking: the efficacy of chelated calcium or silicon foliar fertilizers in ‘Okitsu no. 58’ citrus fruit

open access: yesFrontiers in Plant Science
The ‘Okitsu No. 58’ citrus variety is highly prone to fruit cracking, which jeopardizes yield and results in economic losses. In this study, we investigated the impacts of spraying 5 distinct concentrations (0.1, 0.2, 0.3, 0.4, and 0.5 g/L) of chelated ...
Tie Wang   +12 more
semanticscholar   +1 more source

Strategies for Paired Electrolysis with Enhanced Efficiency

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This review summarizes the fundamentals, challenges, and strategies for paired electrolysis, with examples in the chlor‐alkali, hydrogen production, CO2 reduction, and ammonia synthesis industries. Future directions include the development of advanced membranes, computational studies, process integration, scale‐up, and techno‐economic analysis.
Yuanyuan Yao   +6 more
wiley   +1 more source

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