Potential methane and nitrous oxide production and respiration rates from penguin and seal colony tundra soils during freezing–thawing cycles under different water contents in coastal Antarctica 

In coastal Antarctica, frequent freezing–thawing cycles(FTCs) and changes to the hydrological conditions may affect methane(CH_4) and nitrous oxide(N_2O) produc...
《Advances in Polar Science》  2017年 第01期 下载次数(0)| 被引次数(0)

Effects of Low Protein Diets Supplemented with Amino Acids on Production Performance, Carcass Quality and Input-output Ratio of Pigs 

《Animal Husbandry and Feed Science》  2017-05-31 16:26 下载次数(6)| 被引次数(0)

Path to Support Development of Production and Operation of Big Grain Production Households——Based on Investigation of Heilongjiang Province 

Developing production and operation in scales in the major grain producing areas is the direction of the paper. Seizing the opportunity of modern agriculture co...
《Journal of Northeast Agricultural University(English…》  2015年 第04期 下载次数(7)| 被引次数(1)

Production of Active Compounds in Medicinal Plants:From Plant Tissue Culture to Biosynthesis 

Over past decades plant tissue culture has emerged as an alternative of whole plantcultivation in the production of valuable secondary metabolites. Adventitious...
《Chinese Herbal Medicines》  2017年 第02期 下载次数(12)| 被引次数(0)

Modelling the impact of climate change on rangeland forage production using a generalized regression neural network: a case study in Isfahan Province, Central Iran 

Monitoring of rangeland forage production at specified spatial and temporal scales is necessary for grazing management and also for implementation of rehabilita...
《Journal of Arid Land》  2017年 第04期 下载次数(7)| 被引次数()

Production scheduling problems of steelmaking-continuous casting process in dynamic production environment 

A concept of production scenario for the steelmaking-continuous casting production process and the mathematical description of such concept were proposed.The pr...
《Journal of Iron and Steel Research(International)》  2017年 第06期 下载次数(5)| 被引次数()

Optimization of the Production Organization Pattern in Tangshan Iron and Steel Co., Ltd. 

High-efficiency production organization should be simple and laminar . A one to one laminar flow operation mechanism is supposed to be accepted as a prerequi...
《Journal of Iron and Steel Research(International)》  2014年 第S1期 下载次数(44)| 被引次数(2)

Analysis of the System of Direct Subsidy for Grain Production in China 

This paper introduces the status quo of the system structure of direct subsidy for grain production in China,and analyses the function and essence of direct sub...
《Asian Agricultural Research》  2012年 第02期 下载次数(46)| 被引次数(1)

Farm Production Growth in the Upper and Middle Parts of the Yellow River Basin,China,During 1980-1999 

The impact of inputs on farm production growth was evaluated by analyzing the economic data of the upper and middle parts of the Yellow River basin,China for...
《Agricultural Sciences in China》  2008年 第03期 下载次数(15)| 被引次数(2)

HEURISTIC MODELING FOR A DYNAMIC AND GOAL PROGRAMMING IN PRODUCTION PLANNING OF CONTINUOUS MANUFACTURING SYSTEMS 

At the first sight it seems that advanced operation research is not used enough in continuous production systems as comparison with mass production,batch pro...
《Chinese Journal of Mechanical Engineering》  2007年 第05期 下载次数(54)| 被引次数(3)

Temperature effects on ethylene and methane production from temperate forest soils 

Change in temperature affects the activity of soil microorganisms.However,there is limited knowledge about temperature effects on ethylene(C2H4) and methane(CH4...
《Chinese Science Bulletin》  2009年 第08期 下载次数(38)| 被引次数(1)

Distribution characteristics of size-fractionated chlorophyll a, primary production and new production in the Laizhou Bay, July 1997 

The distributions of chlorophyll a concentration, primary production and new productionwere observed in the Laizhou Bay of the Bohai Sea in both spring and n...
《Acta Oceanologica Sinica》  2002年 第01期 下载次数(38)| 被引次数(0)

Strategies for Natural Rubber Production and Development in China 

The world s natural rubber output was 12. 31 million t and the consumption reached 12. 17 million t in 2015. China s natural rubber output was 0. 85 million t a...
《Asian Agricultural Research》  2017年 第07期 下载次数(1)| 被引次数()

Effects of Different Row Ratios of Male and Female Parents and Application Amount of Nitrogen Fertilizer on Hybrid Wheat Seed Production and Its Component Factors 

In order to screen suitable high hybrid wheat seed production technology,the split-plot experiment design was adopted and study was carried out about the effect...
《Asian Agricultural Research》  2017年 第03期 下载次数(5)| 被引次数()

Study on Separation of Factors of Production from Grain and Food Safety during the Evolution of Chinese Agricultural Structure 

China is the world s largest food producer,and it also has the largest food demand. The stability of China s food production directly affects the supply and dem...
《Asian Agricultural Research》  2015年 第05期 下载次数(21)| 被引次数()

共找到相关记录1068856条12345678910下一页