trophic dynamics

用法例句

Studies on physiological charateristics and nutrient dynamics of forage crop plants;

牧草生理特性及营养动态的研究

A study on the effects of fertilization rate on yield and nutrient dynamics of rice and relationship between them;

施肥量对水稻准两优527产量和营养动态的影响

Litter decomposition and nutrient dynamics in different tidal water submergence environments of estuarine tidal wetland

不同水淹环境下河口感潮湿地枯落物分解及营养动态

Trophic dynamic aspect of ecology by Raymond Lindeman provided a novel conceptual model for studying energy flow in aquatic ecosystems.

莱曼德·林德曼1942年发表的论文“生态学的营养动力论”为水生态系统能流研究提出了一个全新的概念,被认为是生态学和湖沼学研究史上的奠基之作,也是生态系统生态学的重要著作。

A study on the standing forages and nutrient dynamics of community on Stipa breviflora grassland under different systems;

荒漠草原不同放牧制度群落现存量与营养物质动态研究

Based on the survey results of primary production and other research data in the fishing grounds of the East China Sea,biomass of continental fishery resources were estimated using Parsons and Cushing trophic level method.

引用在东海区渔场进行的"海洋生物资源补充调查和资源评价"获得的初级生产力调查结果,综合已有的研究数据,采用PARSONS和CUSHING营养动态模式,对东海区渔场的渔业资源蕴藏量进行了估算。

STUDY ON NUTRIENT DYNAMICS OF THREE TYPE MIXED SOWING COMBINATIONS AND DIFFERENT CUTTING TIME

三种混播组合不同刈割时期的营养动态研究

Studies on the Nutrition and Hormones Dynamics of Phyllostachys Praecox CV.Prevernalis During Flowering Period as Well as the Mechanism of Floral Formation;

雷竹花期激素和营养动态及其成花机理研究

Nutrient Dynamics and Fertilization Experiment of Triploid Populus Tomentosa

三倍体毛白杨林木营养动态及施肥试验研究

Correlation between the Embryonic Development and the Nutrient Dynamics of Ceratoides Arborescens

华北驼绒藜胚胎发育与营养动态相关性研究

Nutrient dynamic processes in the coral reef ecosystem,Nansha Islands,South China Sea;

南沙珊瑚礁生态系的营养动力学过程

Dynamic Changes of Content of Salvianolic Acid in Vegetative Organs of Salvia miltiorrhiza

丹参营养器官中酚酸含量的动态变化

Dynamics of Nitrogen and Phosphorus Nutrients in Low Salinity Controlled Enclosures;

低盐度围隔调控养殖系统氮磷营养盐动态研究

Development and Application of Graphics Information Triploid Populus Tomentosa

三倍体毛白杨叶片营养与林地养分动态研究

SURVEY OF KNOWLEDGE,ATTITUDES,PRACTICES ON SPORTS NUTRITION AMONG EXCELLENT ATHLETES IN SICHUAN PROVINCE

四川省优秀运动员运动营养知识、态度、行为调查

SEASONAL DYNAMICS IN THE NUTRITIONAL ELEMENT CONTENT OF JUJUBE(ZIZYPHUS JUJUBA)LEAVES

枣树叶片营养元素含量的季节变化动态的研究

The Growth Trend and Nutrient Absorption of N P K in Radish cv. Xinlimei

心里美萝卜生长动态和氮磷钾营养吸收特性

TRENDS OF THE MAJOR NUTRITION CONSTITUENT IN HOP PLANTS AFTER CONE HARVEST

啤酒花采收后植株主要营养成分的动态

Study on the Change Rule of Vegetative Storage Proteins in Poplar;

杨树营养贮藏蛋白质动态变化规律的研究

Dynamics of tri-trophic models in patch environment;

斑块环境中三营养模型的动力学性态(英文)

The Energy Metabolic Trait and Nutritional Supplement of Tennis Athlete;

网球运动员的机能状态评定与营养补充

Investigation on Nutritional Knowledge,Attitude and Dietetic Behavior Among Juvenile Athletes;

少儿运动员营养知识、态度和饮食行为的调查

The Dynamics and Budget of Nitrogen and Phosphorus in Reservoir Liuxihe

流溪河水库氮磷营养盐动态与收支分析

Study on Nutrition and Dynamics of Nutrient of Plant in Ku Bu Qi Sandlot

库布齐沙地植物营养成分含量及动态研究