Results 11 to 20 of about 930 (111)
Shuitu Baochi Xuebao, 2003 对北碚观音峡背斜岩溶低山不同土地利用方式下土壤的持水、供水、吸水和蒸发特征进行了研究。结果表明,土地利用方式的不同使低吸力段水分状况存在明显差异,样地1,7的供水性能较好,样地3和6持、供水能力都较好,样地9的持、供水性能差,样地4,10的持水性能较好但供水能力较差。样地2,3,5,9土壤比水容量达10-7数量级(ml/Pa·g)时在土水势-10～-30kPa范围开始出现,表明其土壤的保水供水性能相对弱;各样地土壤在土水势-30～-60kPa时比水容量达10-7数量级,表明岩溶山地土壤在脱水过程中 ...
李阳兵 高明 魏朝富 谢德体 刘国一
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Deterioration Mechanism of and Improvement Strategies for Frozen Meat [PDF]
During the freezing, storage, and thawing process, physicochemical changes occur in raw meat, which will inevitably lead to quality deterioration mainly including decreased water-holding capacity and the deterioration of color and texture.
LIU Jiaqi, WANG Huiping, Zhang Xin, KONG Baohua, CHEN Qian
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Extrusion Material Moisture on the Property of Prolamins from Distiller's Grains [PDF]
In this study, a single-screw extruder was used to extrude distiller's grains (DGs) and the effect of extrusion material moisture (21%, 24%, 27%, 30%, 33%) on prolamins from DGs (PDGs) was studied by measuring the physicochemical (solubility ...
Chengye MA +5 more
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Research Progress on Inhibition of Recrystallization of Ice Cream Crystals [PDF]
, 2023 Ice cream has the characteristic of thermodynamic instability. During processing, storage, transportation, and sales, temperature fluctuations cause recrystallization of ice crystals and then increase the average size of ice crystals, which leads to ...
Aiguo LIU +5 more
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Construction and Characterization of Soybean Isolate Protein-Polysaccharide-Starch Salt-reducing Gel System [PDF]
In this paper, salt-reducing gel based on soybean protein isolate-polysaccharide-cassava starch was constructed with konjac glucomannan, carrageenan and xanthan gum, respectively. The results showed that soy protein-Konjac glucomannan condensates and soy
Baodong ZHENG +6 more
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Effects of Biochar Additions on Moisture Content and Depletion of Loessial Soil [PDF]
, 2023 [Objective] The influence of biochar additions on water storage and water retention capacity of loessial soil during the rainy season was clarified in order to provide basic theoretical support for the scientific use of biochar and to improve soil on the
Li Yuanyuan +4 more
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Shuitu Baochi Xuebao, 2021 为了解东莞市内不同森林公园的森林地表枯落物和土壤水源涵养能力，于2020年7月选取东莞市5个森林公园5种30年的生态公益林作为研究对象，采用烘干法和浸水法对枯落物、土壤的持水能力及物理性质进行研究。结果表明：生态公益林林地枯落物层厚度变动为1.5~10.5 cm，生物量变化范围为0.32~5.73 t/hm2，最大持水量、有效拦蓄力量均呈现湿地松-九节林>马占相思-岭南山竹子林>浙江润楠-豺皮樟林>木荷-油茶林>桉树-鹅掌柴林。通过回归拟合发现，累积持水量与浸水时间呈显著的对数关系 ...
董辉, 严朝东, 苏纯兰, 曹洪麟
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Effects of different land use types on soil structure and hydraulic characteristics of reclaimed coal mines in semi-arid areas [PDF]
In order to explore the water characteristics of soil in reclaimed coal mines in semi-arid areas and make better use of the land in reclaimed mining areas, the basic physical properties, water characteristic curves, unsaturated water conductivity and ...
Duomei LI +5 more
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Integrative Conservation, EarlyView.Pometia pinnata demonstrated life‐stage‐specific genetic responses to landscape features, with asymmetric gene flow patterns and population recovery following historical bottlenecks, revealing complex topographic and demographic influences on forest genetic structure.
Madhuparna Chatterjee +5 more
wiley +1 more source
Shuitu Baochi Xuebao, 2020 为研究南方丘陵山区典型人工林的生长现状和涵养水源能力，选取华蓥市6种林分作为研究对象，通过测定林下枯落物层和土壤层特征，分析比较不同林地枯落物和土壤的持水能力，对林地水源涵养能力进行评价。结果表明：杉木纯林（近自然经营）枯落物现存蓄积量最大，枯落物持水能力排序为杉木纯林（近自然经营） > 杉木纯林 > 马尾松—檵木混交林（近自然经营） > 杉木—响叶杨混交林 > 柏木纯林 > 马尾松—杉木混交林；杉木纯林的土壤层总孔隙度、毛管孔隙度、有效持水量均为最优，分别达到67.67%，60.39%，138.11 ...
聂泽旭 +4 more
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