筛选
科学数据
统计数据
共检索到388条 ,权限内显示50条;
Diary of Arthur Oram;;The Freeman's Journal Limited Commercial Diary for 1890
- 负责人：
- DOI：
- doi:10.7925/drs1.ucdlib_256159
- 摘要：
- thur's diaries record his day-to-day work on the farm, the management of the land under his care, the management of the animals and crops, the buying and selling
Data from: Shifts in species interactions and farming contexts mediate net effects of birds in agroecosystems
- 负责人：
- DOI：
- doi:10.25338/B8TK62
- 摘要：
- one how net effects shift across farm management strategies. We quantified the net effect of birds on crop production across 20 California strawberry
Diary of Arthur Oram;;Hely's scribbling diary for 1903
- 负责人：
- DOI：
- doi:10.7925/drs1.ucdlib_256172
- 摘要：
- with some entries for January 1904 at the end. Arthur's diaries record his day-to-day work on the farm, the management of the land under his car
Data from: Wind farms affect the occurrence, abundance and population trends of small passerine birds: the case of the Dupont's lark
- 负责人：
- DOI：
- doi:10.5061/dryad.pn2k8
- 摘要：
- ore, we fitted a logistic and a negative binomial regression model to test the effect of wind farm proximity on species occurrence and abundance in 2016, resp
Household Survey Data on Cost Benefit Analysis of Climate-Smart Soil Practices in Western Kenya
- 负责人：
- CIAT Data And Research Methods;;International Center For Tropical Agriculture
- 关键词：
- DOI：
- doi:10.7910/dvn/k6jqxc
- 摘要：
- ides a rationale that can be used as a basis for promoting selected CSS practices. Farm practices were considered as \u201Cclimate smart\u201D if they could improve
Landwirte in der Eifel (2016);;Farmers in the Eifel Region (2016)
- 负责人：
- University Of Trier
- 关键词：
- KAT36 Branches of Economy, Services and Transport KAT37 Work and Industry KAT38 Occupation, Profession KAT53 Family Arbeitsbedingungen Berufst?tigkeit Familie und Ehe Agrarwirtschaft Working conditions Employment
- DOI：
- doi:10.4232/1.13354
- 摘要：
- erest representation, others). 2. Operation: location of farm (postcode); location of farm in town or outside town; year of establishment; main or secondary occupation
Farming in the Coachella Valley(Stan Dunn), 1953
- 负责人：
- 关键词：
- DOI：
- doi:10.25549/examiner-m12641
- 摘要：
- . D.D. Dunlap(ranch owner); Mexican workers; feeding cattle; Mrs. Dianna Bixby(in lemon grove); cotton farm near Indio; William C. Tesche(head of L.A. C. of C. Ag
Data from: Do differences in food web structure between organic and conventional farms affect the ecosystem service of pest control?
- 负责人：
- DOI：
- doi:10.5061/dryad.5fr85
- 摘要：
- ter provision of ecosystem services. Here we use a food-web approach to analyse the community structure and function at the whole-farm scale. Quantitative
Data from: Patterns of migrating soaring migrants indicate attraction to marine wind farms
- 负责人：
- DOI：
- doi:10.5061/dryad.4t8h5
- 摘要：
- a wind farm. The modified migratory behaviour was also significantly different from the behaviour at nearby reference sites. The attraction was inversely rela
