Results 91 to 100 of about 41,657 (225)

Electrochemical detection of chloramphenicol in feed and soil matrices using SPCE‐N‐GQD sensors for on‐site screening applications

open access: yesJournal of the Chinese Chemical Society, Volume 72, Issue 12, Page 1589-1604, December 2025.
Nitrogen‐doped graphene quantum dots (N‐GQDs) were anchored onto screen‐printed carbon electrodes to selectively preconcentrate chloramphenicol (CAP). Enhanced electrochemical profiles and pH‐sensitive responses—highlight NGQD‐facilitated charge‐transfer behavior, reinforcing its potential in CAP monitoring within livestock feed and broader ...
Hwei‐yan Tsai   +5 more
wiley   +1 more source

RELATIONSHIPS BETWEEN INDUSTRIALIZED AGRICULTURE AND ENVIRONMENTAL CONSEQUENCES: THE CASE OF VERTICAL COORDINATION IN BROILERS AND HOGS [PDF]

open access: yes
This paper examines the relationship between industrialized production in the pork and broiler industries and the natural environment. Historical perspectives are presented regarding the movement toward increasingly concentrated and coordinated pork and ...
Martin, Laura L., Zering, Kelly D.
core   +4 more sources

Effects of Corn Stover Pretreated with NaOH and CaO on Anaerobic Co-Digestion of Swine Manure and Corn Stover

open access: yesApplied Sciences, 2018
In this study, effects of pretreatment of corn stover (CS) with sodium hydroxide (NaOH) combined with calcium oxide (CaO) on anaerobic co-digestion of swine manure and CS for biogas production were investigated.
Zhaoyang You   +6 more
doaj   +1 more source

The Economics of Manure Utilization: Model and Application [PDF]

open access: yes
A model of manure utilization is developed and applied to four types of transportable manure. Model results highlight important response differences among manure types and generally illustrate the diseconomies of manure production. For example, as manure
Hauck, Larry M., Keplinger, Keith O.
core   +1 more source

Changes of Physico–Chemical Properties of Pig Slurry During Storage [PDF]

open access: yes, 2011
This study was aimed to determine changes of the characteristics of raw pig slurry as liquid organic fertilizer at various storage times. A completely randomized design was used in this research.
Choi, H. L. (Hong)   +1 more
core  

Effect of simulated acid rain on release of heavy metals from vegetable soil amended with swine manure

open access: yes浙江大学学报. 农业与生命科学版, 2008
Equilibrium incubation was employed to study the effect of simulated acid rain on release of heavy metals from the vegetable soils amended with metal-rich swine manure. The results show that incubated with acid rain of pH 3.6, in comparsion with control (
NI Dan-hua   +3 more
doaj   +1 more source

Understanding Citizen Complaints Regarding Michigan Agricultural Operations [PDF]

open access: yes
citizen complaints, environmental compliance, livestock farms, manure management, Environmental Economics and Policy, Farm Management, Q24, Q53, Q58,
Hadrich, Joleen C., Wolf, Christopher A.
core   +1 more source

Animal-based agriculture, phosphorus management and water quality in Brazil: options for the future

open access: yesScientia Agricola, 2006
Eutrophication has become a major threat to water quality in the U.S., Europe, and Australasia. In most cases, freshwater eutrophication is accelerated by increased inputs of phosphorus (P), of which agricultural runoff is now a major contributor, due to
Francirose Shigaki   +2 more
doaj  

Removal and Reuse of Phosphorus as a Fertilizer from CAFO Runoff [PDF]

open access: yes, 2019
Eutrophication is the process in which nutrient saturated waters promote algal blooms on the surface of the water. This limits the amount of dissolved oxygen content in the water, effectively limiting the range of species that can survive in a body of ...
Moore, Kristin
core   +2 more sources

ANIMAL PRODUCTION AND AIR QUALITY [PDF]

open access: yes
Environmental Economics and Policy, Livestock Production/Industries,
Sweeten, John M.
core   +1 more source

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