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- Tea. Preparation of ground sample of known dry matter content. 已知干物质含量的茶叶末样品的制备。
- Animal and vegetable fats and oils - Determination of unsaponifiable matter - Method using diethyl ether extraction. 动植物脂肪和油。不可皂化物的测定。二已醚萃取法。
- Objective: To study the chemical constituents of unsaponifiable matter from the seed oil of Momordica cochinchinensis. 目的:对木鳖子脂肪油的不皂化部分进行化学成分的研究。
- The content of oil is 7.1% in the brine shrimp egg, and that of unsaponifiable matters is 4.9% in the isolated oil, mainly with cholesterol. 卤虫卵的含油量为7.;1%25;油中不皂化物的含量为4
- DCCA ordination showed that soil organic matter content was the decisive factor to the development of communities. DCCA排序进一步表明了土壤有机质含量是所有因子中对植物群落发展起决定性作用的主要环境因素.
- The organic matter content of soil is relative with the buffer action of acid and alkali of soil. 此外,土壤有机质含量的高低与其对酸碱的缓冲能力成相关。
- The nitrate content in turnip was reduced,while soil organic matter content in the rhizosphere was signifi... 施用有机肥料萝卜的硝酸盐含量明显下降,当季作物收获后根际土壤有机质含量明显提高。
- The unsaponifiable matters of rape seed oil were divided into a sterol and three other fractions by HPLC. 采用制备型高效液相色谱法将菜籽油不皂化物分离为甾醇、4-甲基甾醇、三萜醇和烃四类。
- The factors mainly include soil acidifying, higher organic matter content in the soil, lead of precipitum in the air and the processing of the tea leaves in the factory. 这些来源主要包括:茶园土壤酸化和较高的有机质含量,大气沉降物中的铅和茶叶的加工过程。
- This paper stated the separation and analysis of unsaponifiable matters which including sterols, 4-methylsterols and triterpene alcohols in hemp seed oil with TLC and GC. 采用薄板层析、气相色谱对大麻籽油中甾醇、4-甲基甾醇及三萜醇等不皂化物的成分进行了分离和分析。
- Quantitively studied the solidification effect of different organic matter content silt, make clear the relationship of organic matter content and solidification effect. 定量的研究有机质含量不同的淤泥固化效果,明确了有机质含量与淤泥固化效果之间的关系。
- unsaponifiable matter of Fructus Piperis 荜茇不皂化物
- The nitrate content in turnip was reduced, while soil organic matter content in the rhizosphere was significantly increased by using organic manure. 施用有机肥料萝卜的硝酸盐含量明显下降,当季作物收获后根际土壤有机质含量明显提高。
- The rice yield of R3 was higher than that of R1 and R2, possibly because of the higher organic matter content this system maintained in R3. R3轮作中的水稻产量比R1、R2都高,这可能与R3中土壤有机质保持高含量有关。
- The har vesting stage of corn has significant effect on PH,dry matter content,crude protein,crude fat,NFE,crude fibre,IVTD etc. 收获时期对青贮玉米的pH值、干物质含量和粗蛋白、粗脂肪、粗纤维含量等营养指标有明显的影响。
- In dark, however, the changes in PPC and dry matter content of C. japonica were not significant, whatever hosts it was detached from. 黑暗条件下,日本菟丝子从不同寄主脱离后的光合色素含量与干质量下降速率的差异不显著。
- The principles and methods were introduced for measuring soil organic matter content with the aid of spectrum data diffusely reflected by the soil. 摘要阐述了利用有机质的反射光谱特性对土壤有机质含量进行测定的原理及方法。
- If organic matter content greater than 2%,the rate of supper tobacco was not raised notability by applying cake fertilizer. 土壤有机质含量在2%25以上,增施饼肥对上等烟的比例没有明显影响。
- Keywords Rape seed oil;Unsaponifiable matter;Sterol; 菜籽油;不皂化物;甾醇;
- COD is defined as a measure of the oxygen equivalent of the organic matter content of a sample that is susceptible to oxidation by a strong chemical oxidant. cod定义为样本有机物含量的氧气当量的测量标准,该样本对高浓度的氧化物很敏感。