Chemical constituents of root barks of Ulmus pumila(Ⅱ);
榆树根皮的化学成分(Ⅱ)
Effects of Elaeagnus angustifolia and Ulmus pumila on Physical and Chemical Characteristics of Chestnut Soil
栗钙土区栽植沙枣、榆树对土壤理化性质的影响
Objective To isolate and identify the chemical constituents from the 80% ethanol extract of the root bark of Ulmus pumila.
目的研究榆科植物榆树 (UlmuspumilaL )根皮中的化学成分。
China is one of the countries with the most species and the largest distribution area of elm.
该文对榆属树种的遗传育种研究进展进行了较为系统的综述 ,主要包括 :国内外榆树育种材料资源的保存和利用现状 ;国内外榆树改良和育种目标 ;选择、杂交及其它非常规育种手段在榆树改良项目中的应用 。
Studies on Purification and Properties of Superoxide Dismutase from Elm Leaves
榆树叶超氧化物歧化酶的纯化及性质研究
An elm be a type of large tall broad - leave tree
榆树是一种高大的阔叶树
Deciduous tree style such as maple, oak, elm, walnut, etc.
落叶类树包括枫、橡木、榆树、胡桃等等。
An elm is a type of large tall broad-leaved tree.
榆树是一种高大的阔叶树。
Deciduous tree style such as maple, oak, elm, ash, pear, etc.
落叶类树包括枫、橡木、榆树、槐木、梨树等等。
Deciduous tree style such as maple, oak, elm, dogwood, apple, etc.
落叶类树包括枫、橡木、榆树、茱萸、苹果树等等。
Some Relationships Between Leaf structure and Resistance to Insects of Elms
榆属树种的叶子结构与抗虫性的关系
a variety of the English elm with erect branches and broader leaves.
各种各样的英格兰榆树，树枝挺直，叶面宽阔。
Deciduous tree style such as maple, oak, elm, dogwood, redbud, etc.
落叶类树包括枫、橡木、榆树、茱萸、紫荆等等。
a dicot family of the order Urticales including: genera Ulmus; Celtis; Planera; Trema.
苜蓿目中的双子叶植物科包括；榆树属；朴属；水榆属；山黄麻属。
The elm trees before Court Leys were beginning to burst into leaf.
莱伊府第房子前面的榆树开始长出嫩叶。
The Application of New Anti-transpiration Foliar Fertilizer on Rhus Typhina, Robinia Pseudoacacia and Ulmus Pumila
新型抗蒸腾叶面肥在火炬树、刺槐、白榆上的应用
Drag onto the page to add a deciduous tree style, such as maple, oak, elm, ash, or pear.
拖到绘图页后，可以添加落叶类树，如枫、橡木、榆树、槐木或梨树。
Drag onto the page to add a deciduous tree style, such as maple, oak, elm, dogwood, or apple.
拖到绘图页后，可以添加落叶类树，如枫、橡木、榆树、茱萸或苹果树。
Drag onto the page to add a deciduous tree, such as maple, oak, elm, or walnut.
拖到绘图页后，可以添加落叶树，如枫、橡木、榆树或胡桃。
Drag onto the page to add a deciduous tree, such as maple, oak, elm, dogwood, or redbud.
拖到绘图页后，可以添加落叶类树，如枫、橡木、榆树、茱萸或紫荆。
broad spreading rough-leaved elm common throughout Europe and planted elsewhere.
遍及整个欧洲的叶面粗糙的榆树，在别处也有种植。
There was a lurid, gloomy canopy above; the elm-trees drooped their heavy blackish green.
上面是一片苍白又阴郁的苍穹；榆树枝叶郁郁苍苍地低垂下来。