1) Period of fruit-setting
座果期
2) periodic fruiting
周期性座果
1.
Though cucumber was planted in solar greenhouse, its periodic fruiting phenomenon was still obvious.
日光温室栽培黄瓜 ,周期性座果现象依然十分明显。
3) early flowering and setting fruit
开花座果初期
1.
Water consumption pattern in early flowering and setting fruit forpepper and its factors under drip irrigation in Greenhouse;
温室青椒开花座果初期耗水规律与影响因素分析
4) fruit setting
座果
1.
Effects of plastic house on fruit setting and fruit quality of Jingyou grape.;
大棚覆盖对京优葡萄座果和果实品质的影响
2.
Through analysis the influencing factors of Korla pear fruit setting,such as temperature,nutrient,flower bud quality etc,we made some suggestions and measures on how to increase the fruit set percentage of Korla pear.
通过分析影响库尔勒香梨座果的温度、树体贮藏营养、花芽质量、授粉情况等综合因素,提出提高库尔勒香梨座果率的建议和对策。
3.
Growth dynamics, shoot growth vigor, fruit setting, and yield of sea buckthom cultivars from Russia, Mongolia and China(ck), which are growing in the same orchard, were studied.
对同一试验园中的俄罗斯沙棘、蒙古沙棘大果品种和中国沙棘(对照)的新梢生长动态、新梢生长量、生长势、座果、产量和果实主要性状进行了系统地比较研究。
5) fruit set
座果
1.
This article described the flowering, fruit set habit and disclosed the causes of flower and fruit dropping, especially the flower dropping caused by the spring cold injury.
但仁用杏往往座果率低,产量不稳,影响仁用杏产业的发展。
2.
The fruit set,yield and.
还可提高座果率和果实产量、品质。
3.
In this paper,the effect of rosulate leaves on the fruit set was studied with apple cultivar Red Fuji.
研究结果表明,摘除花序初生叶时间越早,数量越多,座果率越低;花序初生叶叶片数越多,叶面积越大,果台的座果率越高;上年的高产树,翌年花序初生叶叶片数量少,叶面积小,座果率低。
6) fruit-setting
座果
1.
The light distribution and its influences on foliage, fruit-setting in the canopy of Chinese chestnut (Castaneamollissuma.
以玉屏大板栗为材料,探索了树冠内光能分布特征,以及光能分布对叶片形态、结构和座果的影响。
补充资料:欧洲式期权、美国式期权与亚洲式期权
欧洲式期权、美国式期权与亚洲式期权
【欧洲式期权、美国式期权与亚洲式期权】期权合约所规定的权利有一定的时效期,过了失效日后,权利即行作废。一些期权规定权利仅能在有效期的最后一天执行,这种期权被称为欧洲式期权(ell功pean叩tions);另一些期权则容许在有效期内任何一天执行,这种期权被称为美国式期权(一~oPtions)。值得指出的是,虽名为欧洲式或美国式期权,但已无任何地理上的意义。由于欧洲式期权的规定过于严格,又出现了一种“改变的欧洲式期权”,它允许期权在一定的时间范围内进行交易。可见,美国式期权为期权购买者提供了更多的选择机会,因此,它的购买者也往往需支付更高的保险费。近年来无论在欧洲或美国,所交易的期权均以美国式为主,欧洲式期权虽仍存在,但其交易量已比不上美国式期权。 在so年代末期,市场上又出现了一种所谓亚洲式期权(asian ontions),但也无地理上的意义,其差别主要在于履约价值(exe而sev公此)的计算。以买权为例,无论是美国式期权或是欧洲式期权,执行权利所能得到的履约价值均为当时标的物的市价减去履约价格,再乘以合约所定的数量,但亚洲式期权的履约价值则为权利期间内标的物市价的平均(计算至履约日为止),减去履约价格,再乘以合约所定的数量。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条