Results 1 to 10 of about 2,114 (137)
Fertilization of Tifton 85 with Swine Liquid Manure [PDF]
The objective was to verify the possibility of supplying the nutritional requirement of Tifton 85 grass with swine liquid manure in an intensive management system. The experiment was carried out in a randomized block design, with four treatments of swine liquid manure doses: 0, 70, 140 and 210 m3·ha-1, divided into seven applications and a treatment of
Marinho Rocho da Silva +5 more
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Odor and Volatile Compounds in Liquid Swine Manure. III. Volatile and Odorous Components in Anaerobically or Aerobically Digested Liquid Swine Manure [PDF]
Abstract Volatile and odorous components were isolated from anaerobically or aerobically digested liquid swine manure by direct solvent-extraction and flash-distillation under reduced pressure. The concentrations of indole, oxindole, dimethylsulfoxide, phenol, and a few carboxylic acids increased, and o-aminoacetophenone decreased during
Akio Yasuhara, Keiichiro Fuwa
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Fertilizer potential of liquid product from hydrothermal treatment of swine manure [PDF]
Compared with composting, hydrothermal treatment (HTT) technology can dramatically shorten the duration for manure waste treatment. This study firstly investigated the effect of HTT on solubilization of N, P and organics from swine manure, and then evaluated the phytotoxicity of liquid product from hydrothermally treated manure by seed germination test.
Tian, Yuan +6 more
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Methane Emission Patterns from Stored Liquid Swine Manure
With the increase of human activities since the Industrial Revolution, atmospheric greenhouse gas (GHG) concentration has increased, which is believed the cause of climate change. Methane (CH 4 ) fluxes were measured at two commercial swine barns (Jarvis and Guelph) with a four tower micrometeorological mass balance method.
Kyu-Hyun Park, Claudia Wagner-Riddle
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Evaluation of fall applied liquid swine manure with encapsulated nitrapyrin
Abstract Fall applied liquid swine ( Sus scrofa domesticus ) manure (LSM) can lead to economic and environmental concerns due to potentially enhanced NO 3 loss.
Aaron M. Sassman +3 more
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Liquid swine manure as a sidedressed nitrogen source for corn
AbstractSidedressing liquid swine (Sus scrofa) manure (LSM) on corn (Zea mays L.) may provide additional time to apply manure and help better match crop‐nutrient demand with nutrient supply. A 2‐yr, on‐farm study was conducted in Minnesota to assess three sidedress nutrient sources—injected LSM via dragline hose, anhydrous ammonia (AA), and urea ...
Christopher J. Pfarr +3 more
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Establishment scheme for official standards of liquid swine manure fertilizer
A more efficient use of nutrients can benefit both farmers and water quality. To propose an establishment scheme for official standards for liquid fertilizer from swine manure slurry, we evaluated previous and present data related to swine manure as well as analyzed 101 swine manure samples collected from 28 public livestock recycling centers ...
Dong Sung Lee +7 more
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Greenhouse gas emissions from stored liquid swine manure
Current global warming has been linked to anthropogenic greenhouse gas (GHG) concentration increases. Environmental and animal factors affect and lend uncertainties to GHG emissions from swine manure. A micrometeorological four-tower mass balance method was used to quantify CH4 and N 2O emissions from stored liquid swine manure in a quasi-continuous ...
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This study was conducted to investigate the influences of aeration rates and temperatures on phosphorus transformation in the manure during treatment of swine manure in 15.3L batch reactor. The total phosphorus of raw manure was composed of of inorganic phosphorus and of organic phosphorus.
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Liquid Swine Manure Nitrogen Utilization for Crop Production
John E. Sawyer +3 more
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