2) pear
[英][peə(r)] [美][pɛr]
梨树
1.
Detection of Apple Scar Skin Viroid in Pear by in situ RT-PCR;
梨树组织中的苹果锈果类病毒原位RT-PCR检测
2.
Studies on Leaf Photosynthesis of Young Pear Trees with Various Cultivars;
幼年梨树品种光合作用的研究
3.
Study on the sequential sampling technique of pear psylla(Psylla chinensis Yang et Li) on the pear;
中国梨木虱在梨树上的序贯抽样技术研究
3) pear tree
梨树
1.
Effects of late autumn foliar applicationof high concentration fertilizers on the growth and development in pear tree;
晚秋叶施高浓度肥料对梨树翌年生长发育的效应
2.
The pear trees were tested to study the effects of different pruning methods on their growth in summer.
研究了夏季不同修剪方法对梨树生长的影响,结果表明:(1)夏季不同修剪方法对树高、干高和干周的生长有一定影响,但差异不显著;(2)与对照树体相比,春梢短截(1/4)处理树体营养生长得到缓和,二次梢生长总量最大。
3.
Selecting the pear tree as the research object, this paper observes the symptoms of the affected pear trunk, analyzes on the influence of different factors on the growth of the pear tree, and advances some corresponding preventing measures.
选取梨树为研究对象,观察了受害梨树树干的症状表现,分析了不同因素对梨树生长发育的影响,并提出了相应的防御措施。
4) Pyrus ussuriensis
山梨
1.
Establishment of Regeneration Systems of Pyrus ussuriensis Leaves;
山梨叶片再生体系的研究
2.
The effects of automobile exhaust on chlorophyll fluorescence parameters of 4 tree species,Acer mono Malus bacata Pyrus ussuriensis and Acer ginnala were tested by means of fumigation in open top chamber.
采用开顶式熏气室研究了汽车尾气对五角槭、山荆子、山梨和茶条槭 4树种叶绿素荧光参数的影响。
3.
In this paper,the gradient (0,10,50,100,200 mg·kg~ -1) of soil Cd concentrations was established by mixing CdCl_2 with soil and sand,and the growth responses of four northern broadleaved tree species Acer ginnala Pyrus ussuriensis,Acer mono and Malus baccata to soil Cd contamination were studied by growing their seedlings in pots in greenhouse.
采用盆栽方法,研究了4种北方阔叶树种茶条槭、山梨、五角槭和山荆子一年生苗木对土壤镉胁迫的生长反应和抗性。
5) Pyrus ussuriensis Maxim
山梨
1.
The leaves of aseptic plant were obtained through seed and stem culture in vitro and then were selected as explants, in order to establish the leave regeneration systems for Pyrus ussuriensis Maxim and transform gene roIb into it.
本试验通过山梨种子和茎段的组织培养,获得了无菌苗叶片。
2.
Using shoot tips growing from germinated seed as explant, in vitro culture and rapid propagation of Pyrus ussuriensis Maxim.
用层积后的山梨种子为试材,通过对经由山梨种子长出的茎尖进行组织培养技术的研究,筛选出了适宜诱导及增殖的培养基是ZS+BA2mg／L+NAA0。
6) Pear trees shape
梨树树形
补充资料：海林梨树瀑布
海林梨树瀑布
海林梨树瀑布位于柴河镇境内头道河子支流梨树沟，是一瀑布群落，俗称吊水湖。由于此处山谷又深又窄，宽度10米，在上下200多米长的峡谷中，有10多处形态各异的瀑布景观，有的最高落差达9米多，有的则化为三级跌水，有的在飞瀑水帘后面还有“水帘洞”。由海林镇和柴河镇都有公路和乡路通达，过梨树村之后为山路。当年杨子荣为追歼残匪的英雄故事在群众中流传。周围山峦森林浓密。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。