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- Cold resistance Species selected are weeping willow,spruce,white elm,Chinese tamarisk and desert date. 经抗寒性分析得出垂柳、云杉、白榆、柽柳、沙枣抗冻性较强 ;
- It is suggested that these characters could be consideredd as early selection and evaluation indexes of white elm. 可以考虑用它们作为白榆早期选择与评价的指标。
- Variance analysis and multiple comparison indicate that differences in all characters of white elm half-sib families and clones are significan at 0.05 level or 0.01 level except for the ratio of fresh weight to dry weight among half-sib families. 方差分析和差异显著性检验的结果表明，除鲜/干比在半同胞家系间差异没有达到显著水平外，其它性状在半同胞家系间和无性系间差异均达到了显著或极显著水平。
- So we measured the white elm tussock moth, an important poplar leaf-eating pest of the Northwest region, studied the energy flows and revenue and expenditure law systematically in its whole life history. 因此，本文选定西北地区杨树主要食叶害虫杨毒蛾为试虫、系统的研究了其整个生活史过程中的能量流动和收支规律，研究结果如下：
- Eighteen white elm (Ulmus pimila linn.) 本文以十年生白榆（Ulmus pimila linn.;）
- THE INVESTIGATION OF SELECTION AGE IN WHITE ELM PROVENANCE TEST 白榆种源试验中选择年龄的探索
- THE COORDINATION SELECTION OF SUPERIOR PROVENANCE AND FAMILY OF WHITE ELM 白榆优良种源和家系配合选择
- Geographical Variation in Provenances of White elm (Vlmus pumila L.) 白榆种源地理变异的研究
- I heard John was the republican's great white hope. 我听说约翰是共和党人寄予巨大希望的人。
- The land is laid down with red or white clover. 这块土地种上了红花和白花苜蓿。
- This cloth has a pattern of blue and white squares. 这种布有蓝白格子的图案。
- England are playing in the blue and white strip. 英格兰队穿著蓝白色运动衣进行比赛。
- Black and white show a striking contrast. 黑和白形成明显的对比。
- White lines divide the playing area into sections. 这些白线把赛区分成各个部分。
- Do you know the man wearing a white shirt? 你认识那个穿白衬衣的人吗？
- I lost a white handkerchief with a blue border. 我丢了一块带蓝色花边的白手绢。
- Her white face and her dark dress contrast sharply. 她洁白的脸和她黑色的衣服形成强烈的对比。
- The country was bled white by her foreign rulers. 这个国家在异族的统治下民穷财尽。
- Poor Mr White dropped dead in the street yesterday. 可怜的怀特先生昨天突然死在大街上。
- Red and white predominate in these flowers. 这些花中大部分是红色和白色的。
