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1) taperindex 点击朗读

枝皮率

therateofcortex/wood ,taperindex ,lengthofinternodeandannualgrowthofdevelopmental branchesof 2dwarfand 6standardchestnutcultivarsweremeasured .

通过对 2个矮化型和 6个乔化型板栗品种发育枝的枝皮率、尖削指数、节间长度、年生长量 4个因子的调查分析 ,发现发育枝枝皮率 ,尖削指数、年生长量 3个因子与树高存在显著相关性 ,即枝皮率≥ 1 9% ,尖削指数≥ 55%时为矮化型 ,反之为乔化型。

2) twig bark 点击朗读

枝皮

The ethanol extract from the twig bark powder of Periploca sepium was suspended in water and successively treated with petroleum ether,ethyl acetate and n-butanol.

将杠柳枝皮粉末的乙醇提取物悬浮于水后,依次用石油醚、乙酸乙酯和正丁醇萃取。

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3) litchi pericarp 点击朗读

荔枝皮

Mature litchi pericarp was extracted in turn with n hexane,ethyl acetate and φ (C 2H 5OH)=95% for 2,2 and 4 hours in Soxhlet extractor,their extraction rate being 3 66%,1 43% and 9 35% respectively.

用索氏提取器以正己烷、乙酸乙酯、φ(C2 H5OH) =95 %的乙醇依次提取成熟荔枝皮 2、2、4h ,提取率分别是 3 6 6 %、1 4 3%、9 35 % ,添加相当于猪油质量 0 0 2 %的此 3种提取物于猪油中 ,正己烷、乙酸乙酯提取物可使猪油的氧化酸败的时间延长 2 6倍以上 ,φ(C2 H5OH) =95 %的乙醇提取物可延长 1 7倍以上。

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4) Litchi pericarp 点击朗读

荔枝果皮

The extraction and the stability of anthocyaninin litchi pericarp; 点击朗读

荔枝果皮花色苷提取及稳定性研究

The mono-factor experiment of microwave extraction of antioxidant from Litchi pericarp shows that the optimum condition for the extraction is as follows: the litchi pericarp and 95% (v/v)ethanol were put in sealed jars with ratio of 1︰20 (g/ml) to extract for 60s under microwave radiation at power of 400w.

　从荔枝果皮中微波提取抗氧化物的单因素试验结果表明最佳提取条件是:以95%(v/v)乙醇为提取溶剂,料液比(g/ml)为1:20,400w的微波辐射60s。

The study on the absorption spectrum changes of carbinol extraction (pH=3 00±0 01) of litchi pericarp against the natural light within PE bags of different colours (black, blue, green, yellow and white) was made.

用 6种不同颜色的 PE袋 (黑色、蓝色、红色、绿色、黄色、白色 )包装荔枝果皮的甲醇— HCl提取液 (p H=3。

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5) Mulberry branch phloem 点击朗读

桑枝皮层

6) branch hole skin 点击朗读

枝条皮孔

The results showed that the density and length of branch hole skin were significantly different in resistance to kiwifruit bacterial canker caused by Pseuomonas syringae pv.

对9个猕猴桃品种(金魁、79-3、79-1、79-5、秦美、华美2号、海沃德、美味硬、中华软)的一年生枝条皮孔及其显微结构进行解剖构造的观察和测定。

补充资料：接枝率

分子式：
CAS号：

性质：在接枝聚合过程中，被接枝的单体质量与所得聚合物总质量(包括未接枝的原聚合物、接上枝的聚合物和接枝单体的均聚合物或接枝混合单体的共聚物三部分质量)之比。是表示接枝效率的一个参数。可用接枝(比)率％=(被接枝的单体质量/聚合物总质量)×100表示。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

参考词条

抽枝率

叶枝松皮皮层的枝桑枝皮接枝率接枝效率接枝频率

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	您的位置：首页 -> 词典 -> 枝皮率 1) taperindex 枝皮率 1. therateofcortex/wood ,taperindex ,lengthofinternodeandannualgrowthofdevelopmental branchesof 2dwarfand 6standardchestnutcultivarsweremeasured . 通过对 2个矮化型和 6个乔化型板栗品种发育枝的枝皮率、尖削指数、节间长度、年生长量 4个因子的调查分析 ,发现发育枝枝皮率 ,尖削指数、年生长量 3个因子与树高存在显著相关性 ,即枝皮率≥ 1 9% ,尖削指数≥ 55%时为矮化型 ,反之为乔化型。 2) twig bark 枝皮 1. The ethanol extract from the twig bark powder of Periploca sepium was suspended in water and successively treated with petroleum ether,ethyl acetate and n-butanol. 将杠柳枝皮粉末的乙醇提取物悬浮于水后,依次用石油醚、乙酸乙酯和正丁醇萃取。更多例句>> 3) litchi pericarp 荔枝皮 1. Mature litchi pericarp was extracted in turn with n hexane,ethyl acetate and φ (C 2H 5OH)=95% for 2,2 and 4 hours in Soxhlet extractor,their extraction rate being 3 66%,1 43% and 9 35% respectively. 用索氏提取器以正己烷、乙酸乙酯、φ(C2 H5OH) =95 %的乙醇依次提取成熟荔枝皮 2、2、4h ,提取率分别是 3 6 6 %、1 4 3%、9 35 % ,添加相当于猪油质量 0 0 2 %的此 3种提取物于猪油中 ,正己烷、乙酸乙酯提取物可使猪油的氧化酸败的时间延长 2 6倍以上 ,φ(C2 H5OH) =95 %的乙醇提取物可延长 1 7倍以上。更多例句>> 4) Litchi pericarp 荔枝果皮 1. The extraction and the stability of anthocyaninin litchi pericarp; 荔枝果皮花色苷提取及稳定性研究 2. The mono-factor experiment of microwave extraction of antioxidant from Litchi pericarp shows that the optimum condition for the extraction is as follows: the litchi pericarp and 95% (v/v)ethanol were put in sealed jars with ratio of 1︰20 (g/ml) to extract for 60s under microwave radiation at power of 400w. 　从荔枝果皮中微波提取抗氧化物的单因素试验结果表明最佳提取条件是:以95%(v/v)乙醇为提取溶剂,料液比(g/ml)为1:20,400w的微波辐射60s。 3. The study on the absorption spectrum changes of carbinol extraction (pH=3 00±0 01) of litchi pericarp against the natural light within PE bags of different colours (black, blue, green, yellow and white) was made. 用 6种不同颜色的 PE袋 (黑色、蓝色、红色、绿色、黄色、白色 )包装荔枝果皮的甲醇— HCl提取液 (p H=3。更多例句>> 5) Mulberry branch phloem 桑枝皮层 6) branch hole skin 枝条皮孔 1. The results showed that the density and length of branch hole skin were significantly different in resistance to kiwifruit bacterial canker caused by Pseuomonas syringae pv. 对9个猕猴桃品种(金魁、79-3、79-1、79-5、秦美、华美2号、海沃德、美味硬、中华软)的一年生枝条皮孔及其显微结构进行解剖构造的观察和测定。补充资料：接枝率分子式： CAS号：性质：在接枝聚合过程中，被接枝的单体质量与所得聚合物总质量(包括未接枝的原聚合物、接上枝的聚合物和接枝单体的均聚合物或接枝混合单体的共聚物三部分质量)之比。是表示接枝效率的一个参数。可用接枝(比)率％=(被接枝的单体质量/聚合物总质量)×100表示。说明：补充资料仅用于学习参考，请勿用于其它任何用途。参考词条抽枝率

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