搜索结果: 1-8 共查到“laterite”相关记录8条 . 查询时间(0.065 秒)
Influence of land uses on soil acidity parameters in a typical laterite terrain from Kerala
Exchangeable acidity extractable acidity laterite ApH
2009/2/20
Cassava (Manihot esculenta Crantz) and rubber (Hevea brasilienis Muell. Arg.) form the major land uses along the midland region of Kerala where laterite soils predominate. .Thisstudy was conduct...
Soil acidity parameters of laterite soils under rubber
Acidity base saturation exchangeable cations laterite rubber
2009/2/20
A study was conducted to understand the soil acidity parameters of three selected laterite soils under rubber in Kerala. Pedons were dug to a depth of 2 m at three selected locations viz. Thiruvan...
Effect of cultural management on yield and yield attributes of rice in laterite soil
Digging organic manure rice systems restricted root production
2009/2/20
Studies conducted to analyse the pathway of yield formation as influenced by varying cultural management systems in laterite soils revealed that depth of digging at 15 cm or 30 cm or increasing the ...
Boron nutrition of tomato（Lycopersicon esculentum L）grown in the laterite soils of southern Kerala
Boron availability Fruit quality Micronutrient fertilization Recommended fertilizers
2009/2/19
A pot culture experiment was conducted to study the effects of 0, 0.5, 1.0, and 1.5 kg B ha–1 with recommended doses of chemical fertilizers (75:40:25 kg N, P2O5, and K2O ha–1; RDF) and RDF+ farmyard ...
Geochemical and Mineralogical Characteristics of Fe-Ni Laterite Ore of Sarıçimen (Çaldıran-Van) Area in Eastern Anatolia,Turkey
Van ophiolite Fe-Ni laterite eastern Anatolia Turkey
2010/1/11
The Sarıçimen Fe-Ni laterite ore is located 15 km east of Çaldıran County, northeast of Lake Van. This area is situated in the eastern Anatolia accretionary complex of Turkey, ...
An Fe-Berthierine from a Cretaceous Laterite: Part II. Estimation Of Eh, pH and pCO2 Conditions of Formation
Berthierine Gibbsite Goethite Cretaceous Kaolinite pCO2 pH Siderite Soil Zone Weathering
2011/12/22
Abstract: Transgression by the Western Interior Sea during the Late Cretaceous in southwestern Minnesota caused swampy conditions to be imposed upon a laterite consisting of gibbsite, goethite and kao...
An Fe-Berthierine from a Cretaceous Laterite: Part I. Characterization
Berthierine Cretaceous Weathering Kaolinite Minnesota Pisoid
2011/12/22
Abstract: An Fe-berthierine occurs in a buried laterite from the Late Cretaceous (Cenomanian) in southwestern Minnesota. It formed beneath a lignitic horizon in which reducing solutions percolated thr...
Natroalunite in a Laterite Profile Over Deccan Trap Basalts at Matanumad, Kutch, India
Alunite Kaolinite Laterite Natroalunite Oxidation Saprolite
2012/1/10
An end-member natroalunite of composition (K0.04Na0.96)(Al2.98Fe0.02)(SO4)2(OH)6 occurs in saprolitic clays in a laterite profile developed over Deccan Trap basalts at Matanumad in the Kutch region of...