Arid

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Rangeland degradation in a semi-arid South Africa - I: influence on seasonal root distribution, root/shoot ratios and water-use efficiency 期刊论文
发表期刊: JOURNAL OF ARID ENVIRONMENTS. 出版年: 2005, 卷号: 60, 期号: 3, 页码: 457-481
作者:  Snyman, HA
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/28
above-ground phytomass  litter  rangeland condition  root distribution  root mass  water-use efficiency  
A case study on in situ rooting proffles and water-use efficiency of cactus pears, Opundia ficus-indica and O-robusta 期刊论文
发表期刊: JOURNAL OF THE PROFESSIONAL ASSOCIATION FOR CACTUS DEVELOPMENT. 出版年: 2005, 卷号: 7, 页码: 1-21
作者:  Snyman, HA
收藏  |  浏览/下载:4/0  |  提交时间:2019/11/28
cactus pear  root/cladode mass  root distribution  root length  root mass  root thickness  wateruse efficiency  
Short-term response in productivity following an unplanned fire in a semi-arid rangeland of South Africa 期刊论文
发表期刊: JOURNAL OF ARID ENVIRONMENTS. 出版年: 2004, 卷号: 56, 期号: 3, 页码: 465-485
作者:  Snyman, HA
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above-ground phytomass production  basal cover  crude protein content  grass sward recovery  head fire  litter  rain-use efficiency  root mass  
Effect of various water application strategies on root development of Opuntia ficus-indica and Opuntia robusta under greenhouse growth conditions 期刊论文
发表期刊: JOURNAL OF THE PROFESSIONAL ASSOCIATION FOR CACTUS DEVELOPMENT. 出版年: 2004, 卷号: 6, 页码: 35-61
作者:  Snyman, HA
收藏  |  浏览/下载:19/0  |  提交时间:2019/11/28
cactus pear  cladode mass  root/cladode ratio  root length  root mass  root thickness  water-use efficiency  
Short-term response of rangeland botanical composition and productivity to fertilization (N and P) in a semi-arid climate of South Africa 期刊论文
发表期刊: JOURNAL OF ARID ENVIRONMENTS. 出版年: 2002, 卷号: 50, 期号: 1, 页码: 167-183
作者:  Snyman, HA
收藏  |  浏览/下载:4/0  |  提交时间:2019/11/28
aboveground phytomass production  drought sensitivity  crude protein content  nitrogen  nutrient use efficiency  phosphorus  rain-use efficiency  soil compaction  
Dynamics and sustainable utilization of rangeland ecosystems in arid and semi-arid climates of southern Africa 期刊论文
发表期刊: JOURNAL OF ARID ENVIRONMENTS. 出版年: 1998, 卷号: 39, 期号: 4, 页码: 645-666
作者:  Snyman, HA
收藏  |  浏览/下载:1/0  |  提交时间:2019/11/28
degradation  drought  organic matter  productivity  range condition  soil loss  soil water balance  water-use efficiency