下旬

This first rafting trip was in late April, when the water is still like ice.

这第一次漂流活动是在4月下旬，当水还是像冰。

Results indicated that full defoliation was the key measure to autumn reflowering,and from late August to early September was the optimum defoliation time in Heze,Shandong Province.Chemical defoliators like abscisic acid and ethephon could advance the flowering time of three autumn-flowering cultivars 2—6 days,and had a better effect on the reflowering quality and leaf development than artificial defoliation.

结果表明：全株脱叶是实现牡丹二次开花的关键措施，在山东菏泽地区以8月下旬至9月上旬为适宜的脱叶时间，脱落酸、乙烯利等化学脱叶药剂处理使秋发1、2、3号品种的二次开花时间提前2～6 d，显著提高了植株二次开花质量，尤其是明显促进了二次叶片的发育。

Steve Alexander, whose house the teen had been at Sunday night, said his 14-year-old son and Miller started a wrestling team at the high school in late November and often skateboarded together.

史蒂夫亚历山大，外公家的十几岁，曾在周七夜他说，14岁的儿子和米勒开始了摔跤队，在高中，在11月下旬和经常skateboarded在一起。

September 21 to November 17, on Beach Gardens were sold 35 sets of houses; Yanlord Riverside City, sold a total of 55 sets, including the end of October the new 199 new housing units were sold at 35; Poly Oak Bay is the source of the sale of 96 suites.

橡树湾的销售情况较为理想。9月21日至11月17日，上海滩花园共售出房源35套；仁恒河滨城共售出55套，其中包括10月下旬新推出199套新房源共售出35套；保利。橡树湾则售出96套房源。

Black-tailed gulls begin to countership and roost on the island ;in April they start to mate and build their nests. The peak period of laying eggs is from late April to early May, and then the parent birds begin to hatch.

三月份黑尾鸥开始求偶并在岛上栖息，四月份开始交配、筑巢，四月下旬到五月初为产卵高峰，随即成鸟开始孵化。

By the end of January, the Hiking Club and the Badminton Club organized a boat trip to Po Toi Island and Tung Lung Island.

本校远足学会和羽毛球学会於一月下旬合办了一次野外考察活动，地点为蒲台岛及东龙岛。

Have pursued it on mountains and in lowlands,in " beechen woods " and amid the hemlocks ; andwhile, with respect to its earliness, it overtakes thehepatica in the latter part of April, as do also thedog's-tooth violet and the claytonia, yet the first

我到处寻觅它的踪影，山上，苏格兰低地，&山毛榉林地&中，铁杉林之间；而且，至于它的早熟状态，在四月下旬，它超过了獐耳细辛，同样还超过了犬齿堇菜和春美草

Through the field test and indoor research for about 3 years, it was found that the occurrence of cotton Fusarium wilt had close relationship with the climate condition in Xinjiang. when temperature was about 20℃, disease index developed very quickly. when temperature was above 24℃, disease index would reduce. With temperature dropping by the end of July and at the beginning of August, disease index would raise again.

通过田间试验和室内研究发现，新疆棉花枯萎病的发生与气候有十分密切的关系，在地膜植棉的情况下，当气温达20℃左右病指上升最快，气温达24℃以上则很快进入高温隐症期；7月下旬或8月上旬随温度下降，病情又有回升，故枯萎病在新疆也有两个明显的高峰期，只不过因地膜植棉发病期明显提前而已。

Herbs bourgeoned with a high density and a low coverage in early july . with the coming of rain season , the velocity of growth in herbs enhanced with the higher coverage in august . in september , the growth of herbs stopped and the density and coverage of herbs descended

草本植物在7月初萌发，平均密度大，但植株较小，盖度也小；随着降雨量的增加，在8月份一一草本植物的快速生长期，草本植株个体长大，平均盖度达最大值，但是密度却有所下降；到了9月中下旬基本成熟并逐渐死亡，盖度和密度均下降。

Lilies,alliums,colchicums and cyclamens provide continuity through summer to autumn-in fact,lilies browdenii can be picked in late November, no more than a few weeks before the first snowdrops appear above the ground to start the cycle once again.

百合花，葱蒜类蔬菜，秋水仙和仙客来，从夏季到秋季持续开放-事实上，百合花在11月下旬仍可开放，而不超过几个星期后，第一朵雪花莲将破开泥土再次开始这个循环。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。