Pyrus

disease and pest population dynamics of pyrus in wuhan and the non-polluted control techniques

砂梨病虫种群动态及其无公害防控技术

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the pear is a plant which belongs to rosaceae, pyrus.

梨属于蔷薇科（Rosaceae）、梨属（Pyrus）植物。

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With the Sliding Microtome and Scanning Electricity Microscope, the anatomical structure of mature seed-coat of Pyrus ( 13 species) were studied in detailed by the authors in this present paper.

利用滑走切片机切片，电镜扫描的方法对国产梨属植物14个种中的13个种的成熟种皮解剖构造进行了研究。

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Screen the stem proliferation medium of Pyrus Pyrifolia C V.

与筛选苹果梨茎段增殖培养基>>相似的文献.

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Studies on peroxidase isozymic patterns of Pyrus sp. and irradiated by~ ( 60) co γ-ray varieties of Korean pear

梨属间及~（60）Coγ射线辐射诱变朝鲜洋梨新品系过氧化物酶同工酶的研究

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Here, spring-flowering pyrus and prunus trees frame the view to the golf course while mimosa and jacaranda trees provide summertime blue and red flowers as well as cooling shade.

这里，春季赏花豆梨和李树形成了框景通向高尔夫会所的景观，而含羞草和紫薇提供了夏季蓝色红色的花朵和阴凉。

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Establishment of Leaf Regeneration System of Pyrus Ussuriensis Maxim and Transformation

山梨叶片再生体系的建立和遗传转化

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A wild mountain ash ( Pyrus decora ) of eastern North America.

花楸北美东部的一种野生花楸 ( 装饰梨 )

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Exploration and Analysis of Pyrus bretschneideri Development in Guyuan City

固原市梨树发展的考察分析

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The regeneration system used by stems of one-year-old pyrus betulae folia Bge.

本试验以一年生杜梨茎段为材料,建立其离体再生体系.

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Any of several fast-growing deciduous trees of the genus Populus having unisexual flowers borne in catkins. A wild mountain ash ( Pyrus decora) of eastern North America.

美国鹅掌揪几种鹅掌楸属中快速成长的落叶乔木的一种，其花为单性穗状花花楸北美东部的一种野生花楸（装饰梨）

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