物候观测
- phenological observation
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利用1982~1996年5个站点的植物群落物候观测数据和物候累积频率拟合法,划分各站逐年的植被物候季节,并确定各季节初日对应的当地归一化差值植被指数(NDVI)阈值。
Phenological observation data of plant communities from 1982 to 1996 at 5 sites and a method for phenological cumulative frequency modeling were used to determine the beginning dates of local phenological seasons and their corresponding threshold values of normalized difference vegetation index ( NDVI ) in each year .
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1988年保定动植物物候观测年报
Annual report of phenological observation in Baoding . Hebei Province
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历经3a时间,在3个试验点,从魔芋的物候观测、栽培方法,质量、产量分析等方面对魔芋南种北移技术进行了研究。
In 3 experimental plots were conducted phonological observation and introduction study .
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浅谈木本植物物候观测要求及各物候期观测标准
Discussion on the request and standard of Woody plant phenological observation
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甘肃十五种野生花卉物候观测
Phenology Observation on 15 Species of Gansu ' wild Flowers
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物候观测资料在小麦收获期预报中的应用
Application of Phenological Observation Data in Forecast of Suitable Harvest Period of Wheat
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黑龙江省动物物候观测分析
The analysis about the animal phenology of Heilongjiang Province
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东北主要珍贵阔叶树种物候观测初报
Preliminary Study on Phenological Observation of Main Valuable Broad-leaved Tree Species in Northeastern China
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根据1980~1990年新疆各种植物物候观测资料进行分析,确定新疆植被遥感最佳时相。
The phenological observation data of main vegetation in Xinjiang in 1980 & 1990 are analyzed in this paper .
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昆明树木园云南红豆杉人工林的物候观测研究
Studies on photosynthetic characteristics for young trees of Pinus koraiensis regenerated artificially in broadleaved forests Phenological Observation on Taxus wallichiana in Kunming Arboretum
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根据同德气象局牧草物候观测资料,进行了早熟禾牧草生长期、生长高度和产草量的气候条件分析。
Based on the grass data observed by Tongde county meteorology office , analyses the premature grass 's growth period , growth height and yield .
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从气候观测、土壤有益微生物生态观测以及物候观测3个方面对重庆垫江地区引种的紫果西番莲的适应性进行了研究。
The phonological , climatic and soil beneficial microorganism ecological observation are preliminarily studied on the passionfruit ( Passiflora edulis Sims ) which is experimentally planted in Dianjiang Chongqing .
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本文从两个物种的育苗技术、生长节律观测、物种物候观测等方面着手,主要对两个物种在攀西干热河谷地区的适应性进行研究。
The study was concluding the nursery technology and the growth rhythm of observation and species phenological observations aspects of two species , in order to improve the adaptability in Panxi .
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本文以辽宁省开原市水稻物候观测实际资料为例,采用多重回归的方法,建立了影响水稻产量的多时效预报模式。
Using the information of rice phenology observed in Kai - yuan City and with the method of multiple regression , a long term forecasting model for rice yield was established .
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随着物候观测数据的剧增,以及物候数据的应用多样化,传统的物候数据存储和共享机制已不再适应用户的需求。
With the rapid increasing amount of phenology observations data , as well as the variety use of these data , traditional data storage and data sharing mechanisms no longer meet the needs of data users .
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欧洲国际物候观测园1959年~1996年间的资料表明,植物春季物候期提前了63天,秋季物候期推迟了45天,生长季长度延长108天。
An earlier onset of biological spring by 6.3 days , a delay of autumn by 4.5 days and thus an lengthening of growing season have been reported across Europe for 1959 ~ 1996 from the IPG ( International Phenology Garden ) data .
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黑莓与树莓品种在南京地区的物候期观测
Investigation on Phenophase of Blackberry and Raspberry in Nanjing Area
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北五味子物候的观测及气象要素影响
Phenological Observations on Schisandra chinensis and Impact of Meteorological Factors on Its Phenological Characteristics
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但是,以物候现象观测四季时,应同时观测多种指示性物候;
However , more phonological indicators should be simultaneously observed as the phenology-seasons were used .
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葱属4种植物物候期观测及不同生育期营养成份的研究
Studies on the Nutritive Substance of Phenological Period and Different Growth Stages of 4 Species of Allium Phenophase
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对苇河林区1986年~2005年红松开花结实物候期进行观测,找出红松开花结实的变化规律,指出红松开花结实各物候期的最适温度。
The phenophase of blossoming and bear fruit of Pinus Koraiensis in Weihe district was observed from 1986 to 2005 , the results showed the regularity of blossoming and bear bruit and the optimum temperature in phenological periods of blossoming and bear fruit .
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同时对130个单株的生物学性状及物候期进行了观测记录。
Biological characteristics and phenological observation of 130 plants are recorded .
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对11个黑杨无性系的8个物候期进行了观测分析。
Eight phenological phases of 11 poplar clones were observed .