筛选
科学数据
统计数据
共检索到78条 ,权限内显示50条;
Mathematical model for optimizing feed mix raw material requirement and estimating the impacts of government policies and stora
- 负责人：
- Jirachai Buddhakulsomsiri, Advisor
- 关键词：
- Feed mix problem Feed formulation Linear programming Cost optimization Government policy Scenarios analysis
- DOI：
- doi:10.14457/tu.the.2018.127
- 摘要：
- on determining optimal purchase and usage amounts of domestic and imported raw materials to satisfy monthly demands of major feeds from downstream
Comparative assessment of extraction equipment for efficient isolation of extractives of coniferous wood greenery
- 负责人：
- DOI：
- doi:10.25750/1995-4301-2017-1-025-030
- 摘要：
- Renewable plant raw materials are the source of bioactive substances, which are used to obtain specimen for medicine,pharma
Data from: Heritable differences in fitness-related traits among populations of the mustard hill coral, Porites astreoides
- 负责人：
- 关键词：
- thermal tolerance;Adaptation;Growth;Porites astreoides;Symbiodinium;climate change;heritability
- DOI：
- doi:10.5061/dryad.q7k8j
- 摘要：
- tic basis and could represent raw material for natural selection in times of climate change.
Data from: Mating status correlates with dorsal brightness in some but not all poison frog populations
- 负责人：
- DOI：
- doi:10.5061/dryad.th160
- 摘要：
- more, few studies examined how phenotypic variation among individuals of the same color morph affects mate selection under natural conditions. We measured
Index of row material prices, 1792 to 1998
- 负责人：
- DOI：
- doi:10.4232/1.8301
- 摘要：
- materials\u2019 prices, 1980 = 100 (1938-1989); - Price index of the basic materials\u2019 prices by groups of raw materials (1938-1968); - Index of the basic
Agricultural and Demographic Records for Rural Households in the North, 1860;;Archival Version
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr07420
- 摘要：
- y be found at AGRICULTURAL AND DEMOGRAPHIC RECORDS FOR RURAL HOUSEHOLDS IN THE NORTH, 1860: [INSTRUCTIONAL MATERIALS] (ICPSR 3463) Another version of this study, AGRICULTURAL
Agricultural and Demographic Records for Rural Households in the North, 1860;;Version 1
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr07420.v1
- 摘要：
- y be found at AGRICULTURAL AND DEMOGRAPHIC RECORDS FOR RURAL HOUSEHOLDS IN THE NORTH, 1860: [INSTRUCTIONAL MATERIALS] (ICPSR 3463) Another version of this study, AGRICULTURAL
Data from: Multiple-trait genome-wide association study based on principal component analysis for residual covariance matrix
- 负责人：
- DOI：
- doi:10.5061/dryad.mh77c
- 摘要：
- , all parameter estimates are equivalent to those obtained from the joint multivariate analysis under a linear transformation. However, a fast least
Data from: Real-time quantification of damage in structural materials during mechanical testing
- 负责人：
- DOI：
- doi:10.5061/dryad.3s4474q
- 摘要：
- sts, can consist of tens of thousands of images. This methodology has the potential to reduce the time taken to interpret large material test datasets whilst
Data from: Stress-induced mutagenesis and complex adaptation
- 负责人：
- DOI：
- doi:10.5061/dryad.3066j
- 摘要：
- Because mutations are mostly deleterious, mutation rates should be reduced by natural selection. However, mutations also provide the raw material
