productivity相关论文
Oilseed flax is one of the most important oil crops in China.With the improvement of people\'s living standards and th......
Impact of rangeland enclosure and seasonal grazing on protected and unprotected rangelands in Chakwa
Scrub rangelands support livestock grazing and provide ecosystem services to their inhabitants.The present study was con......
Relating the composition of continental margin surface sediments from the Ross Sea to the Amundsen S
Investigating the multiple proxies involving productivity, organic geochemistry, and trace element (TE) enrichment in su......
Sensitivity analysis of Biome-BGCMuSo for gross and net primary productivity of typical forests in C
Background:Process-based models are widely used to simulate forest productivity,but complex parameterization and calibra......
Genotype-environment interaction in Cordia trichotoma (Vell.)Arráb.Ex Steud.progenies in two differe
Investment in silvicultural techniques is notice-ably lacking,especially in breeding programs for non-con-ventional wood......
全球动态植被模型(DGVM)是研究生态系统复杂过程和全球变化的强有力工具.本文基于过去20多年全球已发表的文献,对得到广泛关注和应......
Controlling Factors on Organic Matter Accumulation of Marine Shale across the Ordovician-Silurian Tr
In recent years,significant progress in shale gas exploration has been achieved in the Upper Ordovician(Wufeng Formation......
Latest Improvements to Increase Reliability And Productivity on Multi Slitting Processes Description
Slitting processes are used since years to increase the productivity of rolling mills, reducing at the same time the ove......
The research was designed to evaluate the effect of Morinda leaf meal in the diet of quail during 4-15 weeks on producti......
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Humans and animals are in regular and at times close contact in modern intensive farming systems.The quality of human-an......
Productive performance of soybean in lines Uberaba-MG yield performance of breeding lines of soybean
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Soybean (Glycine max) and poplar (populus deltoides) based agroforestry system:eco-physiology & crop
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Production from coalbed methane (CBM) wells is a complex nonlinear system controlled by geological,engineering and human......
This paper explores the potential options and challenges of mitigating methane emissions in West Africa.The paper seeks ......
Analysis of Water Consumption and Optimization of Irrigation Schedule for Winter Wheat Based on Aqua
It is very important for regional agricultural water management by researching the relationship between water consumptio......
The effect of temperament on the behavior and productivity of beef heifers grazed extensively on pas
Beef cattle production in Australia usually involves extensive grazing characterised by minimal handling.This potentiall......
Antalya is a vegetable and fruit production centre of Turkey thanks to its suitable climatic conditions and vast and pro......
Evaluating Sugarcane Productivity in China over Different Periods Using Data Envelopment Analysis an
Nonparametric methods of data envelopment analysis and the Malmquist Index(MI),both based on a time-series analysis,were......
No-till(NT)farming systems have advantages in economic,environmental and soil quality aspects over conventional tillage.......
对位于四川省境内主要‘红阳’猕猴桃产区进行了调查,通过各个时期植株的生长表现和土壤、气候等条件进行分析,初步查明形成低产园......
PURPOSE:This study aimed to evaluate the quantity and quality of articles from different countries involving arthroscopy......
Mounds:their ecohydrological roles and implication to ecosystem management in Tengger Desert,Norther
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THE ROLE OF ARBUSCULAR MYCORRHIZAL FUNGI ON BIODIVERSITY AND PRODUCTIVITY OF SPRING EPHEMERAL COMMUN
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Increase the Productivity of the Members in University Student Organization with Smoke-Free Area rul
Smoke is one of the cause of the existing health problem in Indonesia.In Indonesia smoking cause 9.8% of deaths due to c......
Explaining virtual water trade:A spatial-temporal analysis of the comparative advantage of land,labo
The well-known “virtual water hypothesis” states that water-deficient regions/countries could alleviate water stress t......
The Bering Sea connects the Arctic and North Pacific oceans and sensitive to sea level fluctuations.The changes in produ......
Seasonal variations of solar UV radiation effects on phytoplankton assemblages from coastal waters o
We carried out experiments to evaluate the impacts of UV radiation (UVR,280-400nm) on photosynthetic carbon fixation of ......
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Study On Non Point Pollution Of Fresh Water Sub- tropical Lakes With Reference To Phosphorus And Nit
Water intended for human consumption should be "safe"and"wholeoome" i.e.free from pathogenic agent and harmful chemi......
Improved Productivity for the Determination of Metals in Oil Samples with Astm Method D5185,using th
The ASTM Standard Test Method D5185-13-Multi-element Determination of Used and Unused Lubricating Oils and Base Oils by ......
Artemia in the Salt Lakes of Russia:the Productivity of Populations, the Reserves of the Cysts and t
Artemia cysts are an extremely important component of aquaculture diets.It is well established that the cultivation of f......
Plasmas can be applied well to the agriculture owing to various chemical and physical properties.In the other words,by u......
Recently in China, the tendency of services concentration in urban has been obvious and generated economic effects.There......
Using 2004-2009 firm-level micro data for enterprises in China s ethnic areas, we investigate whether trade credit reall......
Ultimate Control,Free Cash Flow and Output efficiency from Merger & Acquisitions of Listed Companies
Based on the sample of 170 listed companies that merger & acquisitions(M&A) occurred in Shanghai and Shenzhen A-share ma......
This study investigates the nonlinear relationship between R&D expenditures,innovation,productivity,high-tech export pro......
Due to global completion in the automotive industry, productivity improvement is vital in these industries. In automotiv......
In the north of Cote d’Ivoire, the rural economy is heavily dependent on cotton cultivation which is characterized by l......
In the process of separating the fiber from the seed, the density of the seed roll in the roll box of the saw gin is con......
生物多样性与生态系统功能的正相关关系已被广泛报道,其主要来源于对草原生态系统的研究.然而,该结论并不一定适用于更复杂的环境,......
Alpine meadow plants,adapted to humid and cold environments,are highly sensitive to environmental factors such as drough......
This study analyses the production line system in Champion Breweries Plc in order to minimize production losses due to p......
Assessment of Relationship of Some Causal Factors Associated with Productivity of Longwall Mining Us
Enhancement of productivity optimization is steadily gaining the priority in mining companies especially in the undergro......
The Growth of Sub-Saharan Africa in the 2000s:Estimation of the Contributions of Factor Accumulation
Sustained economic growth is a key source of poverty alleviation and growth that is driven more by productivity than the......
<span style=“font-family:Verdana;”>Modeling of irrigation methods </span><span style=“font-family:Verdana;”>is</span......
