| 1. | The stems of some lower plants ( e . g
大多数根具有特化的原生中柱。 |
| 2. | The currency channel is high cost and low efficiency , which offsets the advantages of favorable climate and low planting cost
流通环节成本高、效率低的劣势几乎抵销了良好气候和低生产成本带来的优势。 |
| 3. | Hofmeister , wilhelm friedrich benedict ( 1824 - 77 ) german botanist who first demonstrated the alternation of generations in lower plants
霍夫美施塔：是德国植物学家，第一个发现低等植物中具有世代交替的现象。 |
| 4. | Amitosis was considered only to exist in lower plants , or abnormal in higher plants , accidental form of the cell division
摘要无丝分裂常被人们认为是只存在于低等植物中，是高等植物中不正常的或偶然见到的细胞分裂方式。 |
| 5. | The content of potassium and the tobacco leaf quality in the treatment of ridging by low planting and applying potassium fertilizer at rosette and toping stage respectively are better than any other treatment
以低起垄两次培土成垄，团棵期、圆顶期分次施钾对烟叶的钾含量和品质效应最好。 |
| 6. | In animal and lower plant cells , cytoplasmic dynein involved in not only trafficking of subcellular organelles and target molecules , but also organizing and positioning of organelles such as golgi apparatus
细胞质力蛋白在动物和低等植物细胞中不仅参与细胞内细胞器和靶分子等的运输，还参与高尔基体等细胞器的组装和定位。 |
| 7. | But for " yedan 12 " , while under low planting density condition , high n application rate , increased yield as compared with low n application ; but under high planting density condition , high n application rate reduced yield conversely
但是掖单12 ，在低种植密度条件下，高施氮量比低施氮量增加产量；但在高种植密度下，高施氮量反而减产。 |
| 8. | As is shown in table 1 , the yields at high plant population averaged across varieties were statistically higher than that at the low plant population at any fertilizer rates , and it tended to be true for any varieties tested
如表1所示，在任何施肥量条件下，所有品种高密度处理产量平均值在统计上高于低密度处理产量平均值，这对所有供试品种都是如此。 |
| 9. | As the low plant yield ( per unit yield ) and low quality ( product quality ) and comparatively lower profit of agriculture , the farmers could not increase their income by extending planting water chestnut area
荸荠种植产量(单产)和质量(商品质量)偏低，使得农户种植荸荠不能获取较大的经济效益。由于种植荸荠的经济效益偏低，限制农户扩大荸荠的种植面积规模。 |
