Results 81 to 90 of about 49,336 (262)

Effect of combined nitrogen and phosphorus fertilization on summer maize yield and soil fertility in coastal saline-alkali land

open access: yesAgricultural Water Management
Soil salinization limits food production and land use efficiency. Proper nitrogen and phosphate fertilizer application can improve saline soils, but the optimal ratio under saline-alkali conditions is unclear.
Changjian Ma   +9 more
doaj   +1 more source

Interfacial Control in Cu–MXene Hybrids Enables Selective NOx‐to‐NH3 Electroconversion: A Critical Review

open access: yesAdvanced Science, EarlyView.
Cu‐MXene interfacial catalysts provide a promising platform for electrochemical NOx upcycling to ammonia. The synergy between Cu active sites and conductive, surface‐tunable MXene supports promotes NOx adsorption, intermediate stabilization, and selective NH3 formation while suppressing competing hydrogen evolution, offering a route toward sustainable ...
Hafiz Muhammad Adeel Sharif   +5 more
wiley   +1 more source

Alteration of Nitrogen Fertilizer Forms Optimizes Nitrogen Balance in Drip-Irrigated Winter Wheat Systems of Northern China by Reducing Gaseous Nitrogen Losses

open access: yesAgriculture
Winter wheat covers approximately 2.21 × 108 ha globally, making it the most widely cultivated cereal crop in the world. In recent years, integrated water and fertilizer management has significantly improved winter wheat yield and nitrogen use efficiency;
Ruixuan Hao   +10 more
doaj   +1 more source

Pyridine‐Isomerism‐Driven Spin Engineering at a COP‐Fe3O4 Interface for High‐Performance Oxygen Reduction Electrocatalysis

open access: yesAdvanced Energy Materials, EarlyView.
Strategically adjusting the pyridine nitrogen position in the polymer matrix (pyridine isomerism) intensifies its interaction with embedded Fe3O4 nanocrystals. This enhanced interaction induces a spin‐state transition in Fe from low‐spin to intermediate‐spin, accompanied by refined d‐orbital properties.
Ruiqi Cheng   +11 more
wiley   +1 more source

Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The objective of the paper is to evaluate the long‐term prospects of sustainable productivity growth linked to plausible assumptions on public agricultural R&D investments as the key productivity driver. Second, it investigates the role of changing R&D focus from yield maximization to input saving technologies (fertilizers and pesticides). The
Zuzana Smeets Křístková   +4 more
wiley   +1 more source

Glucosinolate and Isothiocyanate Profiles in Different Varieties of Raphanus sativus Seed via Multivariate Data Analysis

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Through HPLC–MS/MS analysis and multivariate statistics, raphani semen (RS) varieties with high functional components were screened. The white raphani semen “Xuebawang” was identified as ideal for further study due to its high bioactive content: glucoraphenin (9010.27 mg/100 g), glucoraphanin (1027.76 mg/100 g), sulforaphane (66.14 mg/100 g), and ...
Yonghua Li   +10 more
wiley   +1 more source

Analysis of Nitrogen in Fertilizers

open access: yesJournal of AOAC INTERNATIONAL, 1964
Abstract A survey of fertilizer commercial laboratories and regulatory laboratories showed that the salicylic acid method, 2.037, is still being widely used on liquid fertilizers; that many users of the reduced iron method are modifying it; and that very little use is being made of nitrogen activity methods 2.048— 2.051.
openaire   +1 more source

The Effect of Fertilizers of Potassium Thiosulphate and Nitrogen on Yield, Water Use Efficiency and the Control of Tuber Cracking of Potato Cultivars

open access: yesIkufīziyuluzhī-i Giyāhān-i Zirā̒ī
This study was conducted to investigate the effect of Potassium Thiosulfate and Nitrate fertilizers on yield, water use efficiency and control of tuber cracking of potato cultivars. This research was conducted Factorial based on randomized complete block
Davoud Hassanpanah   +1 more
doaj  

The impact of the Russia–Ukraine war on stock prices, profits and perceptions in the food supply chain

open access: yesAgribusiness, EarlyView.
Abstract The Russian invasion of Ukraine in February 2022 had profound consequences for the global economy. As both countries are major commodity exporters, the food value chain was also affected. This study investigates the impact of the invasion on stock prices, profitability and sentiments of agribusinesses along the food supply chain by using an ...
Julia Höhler   +2 more
wiley   +1 more source

Climate Change Mitigation in the Dairy Sector: Uncovering Heterogeneity Through Eco‐Efficiency Clubs

open access: yesAgribusiness, EarlyView.
ABSTRACT Combining climate change goals with economic targets is crucial for the dairy sector, which is a significant contributor to agricultural greenhouse gas (GHG) emissions worldwide. In this paper, we assess economic and climate change implications of dairy production with panel data of Irish dairy farms from 2013 to 2021.
Doris Läpple   +2 more
wiley   +1 more source

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