此外,大部分雌苏铁球果的结构似乎与风直接授粉不一致。
Furthermore, the structure of most female cycad cones seems inconsistent with direct pollination by wind.
苏铁雄球果的结构与花粉的风传播相当一致,花粉云从一些较大的球果中释放出来。
The structure of cycads male cones is quite consistent with the wind dispersal of pollen, clouds of which are released from some of the larger cones.
松树和枞树都是结球果的植物。
每个球果的出种量较少,仅为3粒。
几位作者都注意到,花和球果的产生会削弱木材的生长。
Several authors have noted that flower and cone production should curtail wood increment.
他告诉大家要使用天花板上垂下的救生索,那是一条穿有木质球果的绳子,类似游泳池内的浮标。
He said to use the lifeline running along the ceiling, a slender rope threaded through wooden cones, like floats in a swimming pool.
文章采用化学试剂浸泡脱脂和控温干燥箱加温干燥两种方法,试验了班克松闭合型球果的取种方法及条件。
In this paper, experiments on seed threshing methods and conditions of closed cone were conducted by using two methods, namely, degrease via reagent soaking and drying via temperature-control drier.
为了提高采集球果的生产效率,保证作业安全,减少对母树的损坏,研制了RBT14型林木球果采集机。
In order to improve collecting efficiency and security and to reduce damage to the trees, RBT14-cone collecting machine was developed.
为了提高采集林木球果的效率,保证采种作业工人安全,减小对母树的损坏,研制了林木球果采集机器人。
In order to improve the efficiency of collecting conifer cone, ensure the safety of workers in production, and reduce the damage to the mother trees, a collecting robot of conifer cone was developed.
斯茂拉赫已经掘了个洞,深度足以到达下层的针叶和球果。
Smaolach had dug a hole deep enough to reach a layer of dry needles and cones.
索菲·康兰这位设计师的后代,用冬青树、带浆果的常青藤、桉树和松树球果来装饰她的家。
Sophie Conran, scion of the design dynasty, USES Holly and ivy with berries, eucalyptus and pine cones to decorate her home.
北美西部高大的落叶松属植物,浅绿色尖角树叶,椭圆形球果;重要的木材。
Tall larch of western North America have pale green sharply pointed leaves and oblong cones; an important timber tree.
对于球果基部不能形成脱离层的针叶树,摇树机的作用不大,或者完全不起作用。
For conifers which do not form an abscission layer at the base of the cone, shakers have been partially or completely unsuccessful.
我能在一英哩外看清一艘纵帆船的桅索;我能数出云杉上的新球果。
I can make out the rigging of a schooner a mile off; I can count the new cones on the spruce.
松树和云杉球果有时会遭到松鼠为害引起轻度或中等程度的损害。
Light to moderate losses of pine and spruce cones are occasionally caused by squirrels.
讨论了单萜类物质在球果花蝇对寄主定位和产卵过程中的诱引或驱避作用。
The role of monoterpenes in cone fly host location and oviposition in terms of attractive signals or repellent is discussed.
松树上的松鼠通常咬掉和弄落整个球果。
In the pines squirrels commonly chew off and drop entire cones.
一种柏木属的常绿树和灌木,原产于欧亚大陆和北美洲,而且长有成鳞片状的对生叶和木质的球果。
Any of various evergreen trees or shrubs of the genus Cupressus, native to Eurasia and North America and having opposite, scalelike leaves and globose, woody cones.
球果花蝇是远东地区的重要球果种实害虫。
Strobilomyia flies are major pests of the cones and seeds of conifers in the Far East.
结果表明球果害虫主要是杉木球果麦蛾,而杉木扁长蝽等的危害及炭疽菌、散斑壳菌的侵染可导致球果变色。
The results showed that Dichomeris sp. was the main cone pest, but the damage of Sinorsillus piliferus and Gleosporium sp. and Lophodermium sp. can set up discoloration of cones.
微红梢斑螟是危害松类的嫩梢、球果、芽和干的重要害虫。
Dioryctria rubella Hampson is an important insect pest of the piney shoot, bud, cone and trunk.
注射BAP的林木平均每株球果数量较对照均有所提高,平均较对照提高了79.49%。
Injection of BAP at different concentration could improve the number of cones 79.49 % in average.
据英国《每日电讯报》报道,南非全国杯驰名的助阵利器呜呜组啦遭到温布尔登网球果然赛的***,温网主办方全英俱乐部已制止将这种一鸣惊人的长塑料喇叭带入赛场。
Vuvuzelas, long, plastic horns used by fans at the World Cup, have been banned from Wimbledon by the All England Club, the Daily Telegraph of London reported.
据英国《每日电讯报》报道,南非全国杯驰名的助阵利器呜呜组啦遭到温布尔登网球果然赛的***,温网主办方全英俱乐部已制止将这种一鸣惊人的长塑料喇叭带入赛场。
Vuvuzelas, long, plastic horns used by fans at the World Cup, have been banned from Wimbledon by the All England Club, the Daily Telegraph of London reported.
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