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Ulmus pumila
白榆
常用释义
词性释义
白榆
榆树
例句
全部
Ivela ochropoda
is
one
of the main defoliator
pest
occurred
in
Ulmus
pumila
,
and is very
serious
in Wuqi
County
.
榆毒蛾是榆树的食叶害虫之一，在吴起县发生严重。
There
was
no
poison
phenomenon
of
Ulmus
pumila
L
.
in
the whole
experiments
.
2.
在本试验处理浓度之内没有出现白榆受重金属毒害至死的现象。
Compared
with
Ulmus
pumila
, Platycladus
orientalis
showed
stronger
adjustability
in
the semi-arid
area
of
Loess
Plateau
.
在黄土半干旱区侧柏具有比白榆更强的适应能力。
the
extract
duration
and
temperature
also
have
influence
on the
quantity
of
Ulmus
pumila
volatile
.
萃取时间和萃取温度对家榆挥发物不同组分的萃取量也有影响。
Wind tunnel
test
indicated
that the
volatiles
of
Ulmus
pumila
and
Ricinus communis
have
high
efficiency
to
attract
Holotria
diomphalia
.
风洞生测表明，家榆和蓖麻的挥发物对东北大黑鳃金龟具有明显的引诱作用。
A
Study
on the
Distant Hybridization
between
Populus
alba Linn
.
And
Ulmus
pumila
Linn
.
银白杨与白榆远缘杂交的研究。
Study
on the
Relation
Between the
Photosynthetic
Physiological
Properties of
Ulmus
pumila
and
Hippophae rhamnoides
and
Soil
Water Content
白榆沙棘光合生理参数与土壤含水量关系研究
Response
to
Light
of
Ulmus
pumila
in
Different
Soil
Moisture
不同土壤水分条件下白榆的光响应研究
The
Seedling Stage
Test
of
Ulmus
Pumila
L.
Excellent
Provenance
and
Family
Combine
Selection
白榆优良种源、家系配合选择苗期试验
Size
Structure
and
Neighbor
Pattern
of
Ulmus
pumila
L.
Population
at
Southern
Edge
of the Otindag
Sandy
Land
浑善达克沙地南缘榆树种群的大小结构和邻体格局