Results 241 to 250 of about 943,403 (393)

Incomplete markets and fertilizer use : evidence from Ethiopia [PDF]

While the economic returns to using chemical fertilizer in Africa can be large, application rates are low. This study explores whether this is due to missing and imperfect markets.
Larson, Donald F., Zerfu, Daniel
core  

Dynamic changes in the structure and concentration of the international grain and oilseed trading industry

Applied Economic Perspectives and Policy, EarlyView.
Abstract This paper aims to describe the evolution of firm and industry strategies and to analyze detailed transaction data on the structure of the international grain trading industry. Specifically, data are developed from vessel nominations, and these were used to derive measures of concentration and determine how these change across selected ...
William W. Wilson, David W. Bullock, Isaac Dubovoy   +2 more
wiley   +1 more source

Soil aggregate and organic nitrogen distributions as influenced by vermicompost application in vegetable greenhouse. [PDF]

Sci Rep
Pan F, Zhang J, Tang J, Chen B.
europepmc   +1 more source

King and Cochrane: The technological treadmill and racial inequity in US agriculture

Applied Economic Perspectives and Policy, EarlyView.
Abstract Between 1920 and 1969, the number of Black farmers in the US decreased from 14% of all operators to 4%. Using Martin Luther King Jr.'s critique of agricultural policy and Willard Cochrane's theory of the technological treadmill, we explore how racial discrimination was linked to policies that led to structural change in US agriculture.
Jared Hutchins, Jacopo De Marinis
wiley   +1 more source

Organic fertilizer substitution altered the waxy maize grain quality and aroma volatiles formation by the integrated transcriptomic and metabolomic analyses. [PDF]

Front Plant Sci
Zhao X, Chai Q, Yin W, Fan H, He W, Zhao C.   +5 more
europepmc   +1 more source

Theory and Practice in the Use of Fertilizers

, 1938
Firman E. Bear
openalex   +2 more sources

Technological change, capital deepening, and agricultural total factor productivity (TFP) growth: Cross‐country comparison of 18 OECD countries

Applied Economic Perspectives and Policy, EarlyView.
Abstract This paper employs the data envelope analysis (DEA) to assess technological progress and its impact on agricultural total factor productivity (TFP) across 18 the Organization for Economic Cooperation and Development (OECD) countries from 1973 to 2015.
Yu Sheng
wiley   +1 more source

Organic fertilizer substitution optimizes aroma metabolites in Wuyi Rock tea. [PDF]

Front Plant Sci
Huang S, Yu Y, Cui J, Luo Z, Luo L, Song C, Liao H.   +6 more
europepmc   +1 more source

Comparative Analysis of Hydrogen Production and Economic Feasibility: Direct versus Indirect Coupling of Photovoltaic Systems with Electrolyzers

Advanced Energy and Sustainability Research, EarlyView.
This article examines the efficiency and cost‐effectiveness of green hydrogen production strategies: direct and indirect, with and without battery. Results show that the indirect configuration with battery yields the highest hydrogen production and profitability. The study discusses technical, energetic, and economic trade‐offs, providing insights into
Alfonso González del Valle, Pablo García‐Linares, Antonio Martí   +2 more
wiley   +1 more source

Side deep placement of slow-release N as base fertilizer combined with urea as panicle fertilizer increases rice yield by optimizing dry matter and N accumulation and translocation. [PDF]

Front Plant Sci
Hu M, Li Z, Chen K, Xiong Y, Luo Y, Wang A, Li L, Shu C, Chen Z, Yang Z, Sun Y, Ma J.   +11 more
europepmc   +1 more source