查询词典 rapeseed

Keywords: Transgenic rapeseed; Genetic analysis; physical localization; Erucic acid.

中文关键词：转基因油菜；遗传分析；物理定位；芥酸

At present, erucic acid is mainly produced from high erucic acid rapeseed oil.

目前芥酸主要从高芥酸菜籽油中制取。

A method was developed to determine the content of soybean oil,corn germ oil and high erucic acid rapeseed oil coated for white rice .

研究了涂大豆油、玉米胚油或高芥酸菜籽油大米涂油量的测定方法。

The aim of rapeseed quality improvement has been to reduce erucic acid content in the oil and glucosinolate content in the meal since 1960s in the world.

国际油菜品质改良始于20世纪60年代，以降低油菜籽中芥酸和硫代葡萄糖苷为主要目标。

The objective of this study was to determine the effect of different N rates on yield and quality parameters of high grade yellow seed hybrid rape. The results showed that nitrogen fertilizer had significant influence on oil content, erucic acid, glucosinolate, seed proteins of the high grade hybrid rapeseed and had no influence upon oleic acid.

以油研9号、10号为材料，研究不同氮肥施用水平对优质杂交油菜8个品质性状的影响，结果表明：氮肥对优质杂交油菜的含油率、芥酸、硫甙、种子蛋白质产生极显著的影响，对油酸影响不显著。

B efficient coefficient had no significant correlation with glucosindate content, erucic acid, oil content and oleic acid of rapeseed.

硼效率系数与油菜籽粒硫甙、芥酸、油分及油酸含量没有显著相关性。

The condition factors in ethanolysis reaction,namely the reaction of rapeseed oil with ethanol catalyzed by lipase LVK,to produce bio-diesel were investigated,and the factors included molar ratio of ethanol to oil,catalyst dosage,reaction temperature,reaction time,and so on;the effect of organic solvent and the procedure of ethanol addition were also investigated.

得出脂肪酶催化菜籽油乙醇解制备生物柴油的最佳反应条件为：醇油摩比5：1、催化剂用量10%、反应温度40℃、反应时间为36 h、正己烷15%。

Strong comparative advantage crops late rice and cotton should be enlarged. Infirmness comparative advantage crops early rice, medium rice and rapeseed should be maintained. Strong comparative disadvantage crops soybean and peanut should be reduced.5 , Cropping systems were optimized by linear programming model.

通过测定奉新县主要衣作物在红壤丘陵区成本比较优势指数和单产比较优势指数，根据综合比较优势指导种植结构调整，得出晚籼稻和棉花具有&强比较优势&，应当适当扩大生产；早籼稻、中籼稻、油菜籽的成具有&弱比较优势&，应当维持原来的水平；大豆和花生具有&强比较劣势&，应该适当压缩生产。

Supported solid bases and metal oxide catalysts were prepared successfully by isochoric impregnation and the co-precipitation method, and were used for synthesis of biodiesel from transesterification of rapeseed oil and methanol. The high active solid base catalysts: KF/Al2O3, ZnO/La2O3 and La2O3 were found in this paper.

本文用等体积浸渍法和共沉淀法制备了负载型和金属氧化物型固体碱催化剂，并应用于催化菜籽油与甲醇酯交换合成生物柴油的反应，筛选出了高活性的KF/Al2O3，ZnO/La2O3和La2O3三种固体碱催化剂。

Synthesis of biodiesel by transesterification of rapeseed oil and methanol catalyzed by KOH/Al2O3 solid base was studied. The catalyst was prepared by isochoric impregnation. Effects of some factors on the transesterification were investigated systematically and reaction conditions were optimized. The optimum reaction conditions on KOH/Al2O3 catalyst were: mass ratio of KOH to Al2O3 20%; calcination temperature 400℃ for 5h; molar ratio of methanol to oil 12:1, the amount of catalyst 5wt%; reaction temperature 60℃ and reaction time 2h.

采用等体积浸渍法制备了KOH/Al2O3负载型固体碱催化剂，并将其用于菜籽油与甲醇酯交换法合成生物柴油的研究；分别考察了催化剂附载量、锻烧温度、醇油摩尔比、反应温度、反应时间等条件对生物柴油产率的影响；结果表明：用等体积浸渍法，在400℃煅烧5h，制得负载量为20%的KOH/Al2O3催化剂。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。