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
Studies on Leaf Photosynthesis of Young Pear Trees with Various Cultivars;
幼年梨树品种光合作用的研究
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
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
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。
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。
Determination of Imidacloprid Residue and Its Distribution in Pears by SCX-Solid-phase Extraction-High Performance Liquid Chromatography;
离子交换固相萃取-高效液相色谱法研究吡虫啉在梨中的分布及残留动态
The Creep Rheological Properties of Pear;
梨果实蠕变基本流变特性研究
The pear tree in the yard bore a great many pears last year.
院子里的梨树去年结了很多梨子。
All the orchard trees are white,
让苹果梨树繁花满枝。
My home is at 1659 Peartree Street.
我家住在梨树大街1659号。
a disease affecting the trunks of pear and apple trees.
影响梨树或苹果树树干的一种
Walnuts and pears you plant for your heirs.
为后代种梨树(前人栽树，后人乘凉)。
The branches of the pear tree were weighed heavily with fruit.
梨树的树枝给沉甸甸的果实压弯了。
The branch of the pear tree is weigh heavily with fruit.
梨树的树枝给沈甸甸的果实压弯了。
The branch of the pear tree be weigh heavily with fruit
梨树的树枝给沈甸甸的果实压弯了
a disease blackening the leaves of pear and apple trees.
使梨树或苹果树叶子发黑的一种
She tried to engraft a peach on a plum.
她试图把桃树嫁接在梨树上。
Lishu County educates the printing shop to be situated in the Jilin Province Lishu County Chengnan, the transportation is convenient, is Lishu County educates printing the fixed-point enterprise.
梨树县教育印刷厂坐落在吉林省梨树县城南，交通便利，是梨树县教育印刷的定点企业。
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。
A tropical American tree(Persea americana) having oval or pear-shaped fruit with leathery skin, yellowish-green flesh, and a large seed.
鳄梨树一种热带美洲乔木，（美国鳄梨鳄梨属）有椭圆形或梨形果实，果皮坚韧，果肉黄绿色，核大
Can you see the birds flying above/ over the pear trees?
你看到那一片梨树上空飞翔的鸟吗？
We have a garden and plenty of pears.
我家有个园子，栽着好多梨树。
Studies on Occurrence of Two Eriophyid Mites and Physiology of Gall Disease in Pears;
梨树瘿螨的发生及螨瘿病生理的研究
Yueyang Pear Tree Planting History and Present Condition and its Counter Measures;
岳阳梨树栽培的历史与现状及其对策
A few pears remain on the trees.
树上尚留有几颗梨子。