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Agricultural Total Factor Productivity (TFP), 2000-2016
- 负责人：
- IFPRI-Data;;International Food Policy Research Institue (IFPRI)
- 关键词：
- DOI：
- doi:10.7910/dvn/pjdgtj
- 摘要：
- ted as the ratio of total output to total agricultural area (land productivity) and to the number of economically active persons in agriculture (labor productivity
Data from: Lipid content influences division of labour in a clonal ant
- 负责人：
- 关键词：
- clonality;Formicidae;reproduction;nutrition;fat content;Platythyrea punctata;Division of labour
- DOI：
- doi:10.5061/dryad.2kh498h
- 摘要：
- le in division of labour between egg-layers and workers, which specialize in non-reproductive tasks inside and outside their nest. For instance, reproductives are mor
Bicol Multipurpose Survey (BMS), 1983: [Philippines];;Archival Version
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr06889
- 摘要：
- , and Storage Costs DS46: Rice Crop Production: Labor Utilization DS47: Rice Crop Production: Irrigation -- Extension Worker Contacts DS48: Corn
Bicol Multipurpose Survey (BMS), 1983: [Philippines];;Version 1
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr06889.v1
- 摘要：
- , and Storage Costs DS46: Rice Crop Production: Labor Utilization DS47: Rice Crop Production: Irrigation -- Extension Worker Contacts DS48: Corn
Data from: Individual- versus group-optimality in the production of secreted bacterial compounds
- 负责人：
- DOI：
- doi:10.5061/dryad.4r34m7b
- 摘要：
- How unicellular organisms optimize the production of compounds is a fundamental biological question. While it is typically thought that production
Total and Partial Factor Productivity in Developing Countries
- 负责人：
- IFPRI-Data;;International Food Policy Research Institute
- 关键词：
- DOI：
- doi:10.7910/dvn/2s8bz6
- 摘要：
- Total factor productivity (TFP) is the ratio of total output (crop and livestock products) to total production inputs (land, labor, capital
Phillipines Smallholder Livestock Production, 2000 - 2001
- 负责人：
- IFPRI Data;;International Food Policy Research Institute (IFPRI)
- 关键词：
- DOI：
- doi:10.7910/dvn/rz2udt
- 摘要：
- -commercial growers (who employ hired labor and use external financing for livestock production) holding an inventory ranging up to 300 head of hogs at any give
Philippines, Smallholder livestock production dataset, 2000-2001
- 负责人：
- IFPRI-DATA;;International Food Policy Research Institute (IFPRI)
- 关键词：
- DOI：
- doi:10.7910/dvn/cxgyj7
- 摘要：
- -commercial growers (who employ hired labor and use external financing for livestock production) holding an inventory ranging up to 300 head of hogs at any give
Data from: Experimental manipulation of female reproduction demonstrates its fitness costs in kangaroos
- 负责人：
- 关键词：
- body condition environmental effects individual heterogeneity mammal marsupial reproductive cost reproductive rate sex allocation trade-off
- DOI：
- doi:10.5061/dryad.58d51
- 摘要：
- y subsequent parturition and may manipulate offspring sex. Reproductive tactics thus vary according to the amount of resource available to each indivi
Farm system characterization of two municipalities in the Nicaragua-Honduras Sentinel Landscape
- 负责人：
- Carre?o-Rocabado, Geovana;;World Agroforetry Centre (ICRAF);;Tropical Agricultural Research And Higher Education Center
- 关键词：
- DOI：
- doi:10.34725/dvn/vkrshe
- 摘要：
- rs of managing the use, planting distance, seeded varieties. f) Productivity: crop yields and animal production, maximum historical production, minimal production
