搜索结果: 1-15 共查到“农学 Alfalfa”相关记录40条 . 查询时间(0.156 秒)
Mitochondrial structure and respiratory metabolism in cold resistance of alfalfa seedling root（图）
苜蓿 抗寒性 秋眠性
2024/5/30
多年生苜蓿以根的形式越冬，因此，苜蓿的抗寒性以及成功越冬的关键在于其根部的抗寒性。在没有叶绿体结构不能进行光合作用的根部，呼吸作用是维持根部细胞生长所需能量ATP的唯一途径。新疆农业大学刘美君副教授团队选用不同秋眠级的新牧4号(秋眠级为2) 和甘农5号(秋眠级为8) 的紫花苜蓿为试验材料，研究发现，低温显著影响了苜蓿根系细胞呼吸代谢，细胞线粒体电子传递链复合体复合体II、III和IV受抑明显致使氧...
Effects of a specific blend of essential oils on apparent nutrient digestion, rumen fermentation and rumen microbial populations in sheep fed a 50:50 alfalfa hay:concentrate diet
Apparent Digestibility Essential Oils Rumen Fermentation Hyper Ammonia Producing Bacteria Sheep
2017/3/9
An experiment was conducted to investigate the effects of a specific mixture of essential oils (MEO), containing thyme, clove and cinnamon EO, on rumen microbial fermentation, nutrient apparent digest...
美国国家苜蓿和牧草联盟（National Alfalfa & Forage Alliance，NAFA）
alfalfa seed forage industry 美国国家苜蓿和牧草联盟 NAFA
2016/2/26
Formed in 2006, the National Alfalfa & Forage Alliance (NAFA) is an umbrella organization of state and regional alfalfa seed and alfalfa hay associations, genetic suppliers, seed marketers, and allied...
Correlation of Chemical Analysis of Residual Levels of Aminocyclopyrachlor in Soil to Biological Responses of Alfalfa, Cotton, Soybean, and Sunflower
Aminocyclopyrachlor methyl bioassay herbicide herbicide residues
2015/12/23
Researchers, product registration personnel, and growers desire the ability to chemically detect residual amounts of
herbicides in soil at concentrations below those necessary to cause phytotoxicity ...
Control by Seed Dressing of Leaf Weevils of the Genus Sitona (Col.: Curculionidae) Feeding on Sprouting Alfalfa
alfalfa Sitona spp feeding of leaf weevils
2015/3/2
In tests with artificial infestation of alfalfa by leaf weevils in the greenhouse and also in small-plot trials with
natural infestation of sprouting alfalfa it was found that without protection alf...
Land suitability evaluation of bilverdy research station for wheat, barley, alfalfa, maize and safflower
climate pH gravel organic matter cation exchange capacity salinity sodicity
2015/2/3
In the present study and research work, land suitability evaluation (qualitative classification) was made for the Bilverdy research station of the Islamic Azad University in East Azarbaijan for wheat,...
The effect of the soil compaction on the contents of alfalfa root reserve nutrients in relation to the stand density and the amount of root biomass
alfalfa soil density root reserve nutriet
2015/1/30
The reserve root nutrients influence the overwintering, regrowth, yield, and persistence of alfalfa plants. The total amount of the root reserves is considered more important than their concentration....
The capability of alfalfa grazing- and concentrate-based feeding systems to produce homogeneous carcass quality in light lambs over time
fat depot zoometric measurement lucerne
2014/10/23
The effects of grazing on the carcasses and meat of light lambs are unclear, mainly due to variations in weather conditions and pasture production, which affect the growth of lambs and the quality of ...
Effects of Combination of Rice Straw with Alfalfa Pellet on Milk Productivity and Chewing Activity in Lactating Dairy Cows
Alfalfa Pellet Chewing Activity Dairy Cattle Milk Productivity Rice Straw Timothy
2016/5/16
An experiment was conducted to determine the effects of diets containing coarse-texture rice straw and small particle size alfalfa pellets as a part of total mixed ration (TMR) on milk productivity an...
GIS-based assessment of land suitability for alfalfa cultivation: a case study in the dry continental steppes of northern China
land suitability GIS MCDA Fuzzy analysis AHP Medicago sativa dry continental steppes
2014/10/24
Alfalfa (Medicago sativa L.) is the most valuable perennial forage grass in northern China. We selected 12 ecological criteria and 4 socioeconomic criteria to calculate the suitability of land for alf...
Effect of salinity and drought on symbiotical and bi-ochemical properties of Onobrychis and alfalfa
Onobrychis Species Alfalfa Nodule Bacteria Nodule Salinity Drought Enzyme Isoforms
2013/2/28
To search for an alternative to alfalfa under conditions of salinity and drought, a comparative study was carried out to explore the effect of salinity on the symbiosis of alfalfa and local esparcet s...
Performance of tetraploid alfalfa genotypes as exposed to aluminum toxicity
Alfalfa Aluminum Toxicity Genotypes Nutrient Solution Selection
2013/2/28
A study was carried out to evaluate the development of 12 tetraploid alfalfa cultivars exposed to Al toxicity in nutrient solution. Newly germinated seedlings of cultivars Alfa 200, Alto, Araucana, Co...
Changes in Milk Production and Metabolic Parameters by Feeding Lactating Cows Based on Different Ratios of Corn Silage: Alfalfa Hay with Addition of Extruded Soybeans
Alfalfa hay Extruded Soybean Milk Yield Fatty Acid
2016/5/6
The objective of this study was to investigate the effects of different ratios of corn silage (CS): alfalfa hay (AH), and extruded soybeans (ESB) on milk yield, milk composition, blood metabolites, an...
Effect of Glucose Levels and N Sources in Defined Media on Fibrolytic Activity Profiles of Neocallimastix sp. YQ1 Grown on Chinese Wildrye Grass Hay or Alfalfa Hay
Rumen Fungi Ferulic Acid Esterase Acetyl Esterase Polysaccharide Hydrolase Volatile Fatty Acids
2016/5/6
Ferulic acid esterase (FAE) and acetyl esterase (AE) cleave feruloyl groups substituted at the 5′-OH group of arabinosyl residues and acetyl groups substituted at O-2/O-3 of the xylan backbone, respec...
Performance of periparturient dairy cows fed either by alfalfa hay or peanut hay in total mixed ration: A field trial in Thailand
Alfalfa hay dairy cow peanut hay performance
2011/1/11
Forty Holstein Friesian dairy cows were used to compare alfalfa (ALF) and peanut hay-base (PNT) total mixed rations on performance in periparturient period. Twenty cows were fed ALF diet (16.5% crude ...