Speciation and distribution of P associated with Fe(Al)oxides in aggregate-size fractions of an arab

来源 :第20届国际土壤与耕作研究组织大会 | 被引量 : 0次 | 上传用户:huamin1028
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  To maximize crop productivity fertilizer P is generally applied to arable soils,a significant proportion of which becomes stabilized by mineral components and in part subsequently becomes unavailable to plants.
其他文献
  This study quantified the impact of soil deformation caused by agricultural vehicle traffic on the anisotropy of the soil pore system and gas transport prop
会议
  Deformation of the pore system in the subsoil due to mechanical stress applied by agricultural machinery is persistent for at least decades.Application of n
会议
  The negative effects of soil compaction on crop production and on the environment have been put into evidence by several studies.The main problematic situat
会议
  Tillage can alter soil properties and affect crop yield and quality.A 4-yr study was conducted on a Lihen sandy loam soil to evaluate the effect of tillage
会议
  Agricultural machinery tillage and alternating freezing and thawing are two critical factors associated with soil structure change and accelerates soil eros
会议
  As your Secretary General for the past six years,it is my honor to begin this keynote address by welcoming all of you as delegates to our 20th Triennial Int
会议
  The development of sustainable agriculture promotes the adoption of conservation agriculture(CA)in the world.No/strip-till seeding is the key technique for
会议
  Soil cracks develop in paddy soils during wetting and drying(WD)cycles.The cracking-related changes in soil structure have often been described as soil shri
会议
  The paddy rice(Oryza sativa L.)upland crop rotation is a major cropping system in Japan.The essential factors that affect soil structure in this system are
会议
  It is important to understand the P-bonding in soils for forecasting the as yet unquantified water dispersible nanoparticles(NP)losses from agricultural sys
会议