|
已选(0)清除
条数/页： 排序方式： |
| Farm level cost-benefit analysis of conservation agriculture for maize smallholder farners in Okhahlamba Municipality in Kwa-Zulu Natal Province, South Africa 学位论文
学位授予机构: University of Fort Hare, Faculty of Science and Agriculture. 出版年: 2017
作者: Tafa;Sanelise
  收藏 | 浏览/下载：12/0 | 提交时间：2019/11/29
Sustainable agriculture -- South Africa |
| Agricultural resource efficiency and reduction of impacts under land-use and climate change scenarios in Brazil Eficiência do uso de recursos e redução de impactos da atividade agrícola sob cenários de mudança de uso da terra e climática no Brasil 学位论文
学位授予机构: Universidade de São Paulo, Fitotecnia, USP, BR. 出版年: 2017
作者: Ana Paula Schwantes
收藏 | 浏览/下载：2/0 | 提交时间：2019/11/29
Balan?o hídrico Cerrado Modelo SWAP Produtividade da terra e da água Cerrado Land and water productivity SWAP model Water balance |
| Impact of Land Use and Climate Change on Hydrological Ecosystem Services (Water Supply) in the Dryland Area of the Middle Reaches of the Yellow River 学位论文
学位授予机构: Saechsische Landesbibliothek- Staats- und Universitaetsbibliothek Dresden. 出版年: 2015
作者: Zhang;Lulu
收藏 | 浏览/下载：4/0 | 提交时间：2019/11/29
Wasserversorgung Bodenschutz Klimavariabilit?t Skalentransfer Hydrologisches Modell Landmanagement Water supply Soil conservation Climate variability Scale transfer Hydrological model Land policy Ddc:550 Ddc:710 Rvk:AR 22340 Rvk:AR 18400 |
| An analysis of the financial implications of different tillage systems within different crop rotations in the Swartland area of the Western Cape, South Africa 学位论文
学位授予机构: Stellenbosch : Stellenbosch University. 出版年: 2015
作者: Knott;Stuart Charles
收藏 | 浏览/下载：4/0 | 提交时间：2019/11/29
UCTD |
| 留茬和秸秆覆盖对农田土壤风蚀的影响 学位论文
学位授予机构: 中国科学院大学. 出版年: 2014
作者: 丛培飞
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/04
stubble height mulching quantity wind erosion yield regulation design |
| Comparison of soil erosion under no-till and conventional tillage systems in the high rainfall Mlondozi area, Mpumalanga province, South Africa 学位论文
出版年: 2014
作者: Kidson;Michael Vernon
收藏 | 浏览/下载：13/0 | 提交时间：2019/11/29
Traditional farming system Mpumalanga province South Africa High rainfall Mlondozi area Soil erosion UCTD |
| Effects of crop rotation and tillage system on the control of ryegrass (lolium multiflorum X perenne) in wheat (triticum aestivum) in the Swartland production area of South Africa's Western Cape Province 学位论文
学位授予机构: Nelson Mandela Metropolitan University, Faculty of Science. 出版年: 2013
作者: Nteyi;Sinovuyo Mava
收藏 | 浏览/下载：2/0 | 提交时间：2019/11/29
Cropping systems Ryegrasses |
| The effect of crop rotation and tillage practice on soil moisture, nitrogen mineralisation, growth, development, yield and quality of wheat produced in the Swartland area of South Africa 学位论文
学位授予机构: Stellenbosch : Stellenbosch University. 出版年: 2013
作者: Wiese;Jacobus Daniel
收藏 | 浏览/下载：6/0 | 提交时间：2019/11/29
Wheat -- Crop rotation Wheat -- Growth Wheat -- Nitrogen mineralisation Theses -- Agriculture Dissertations -- Agriculture |
| The effect of long-term tillage practices on selected soil properties in the Swartland wheat production area of the Western Cape 学位论文
学位授予机构: Stellenbosch : Stellenbosch University. 出版年: 2013
作者: Botha;Pieter Barend
收藏 | 浏览/下载：4/0 | 提交时间：2019/11/29
Soil tillage Soil ecology Wheat -- Soils Theses -- Agriculture Dissertations -- Agriculture |
| Sustainable Natural Resource Management in Regional Ecosystems: Case Studies in Semi-Arid and Humid Regions 学位论文
学位授予机构: LSU. 出版年: 2013
作者: Bakr;Noura
收藏 | 浏览/下载：2/0 | 提交时间：2019/11/29
Agronomy & Environmental Management |
