نتایج جستجو برای: sodicity
تعداد نتایج: 193 فیلتر نتایج به سال:
Bennett et al. [1] present the phylogenetic distribution of salt-tolerant species on a phylogeny of 2684 grasses in the context of plant breeding for salt-tolerance. Salt-tolerance, they conclude, is an evolutionary labile trait that has evolved a number of times across many lineages; this is at odds with the record of difficulty in breeding salt-tolerant crops. One potential explanation for th...
The current investigation aims to identifying the land and water resources in some areas of Ismailiya governorate. This study covers soil geomorphological pedological characteristics including classification, capability evaluation assessment suitability for certain main crops. integration Remote Sensing (RS) Geographic Information System (GIS) techniques were used perform this work. The int...
As competition among industrial, agricultural, urban and environmental sectors for freshwater intensifies, wastewater is frequently being seen as a valuable resource rather than mere waste. Furthermore, wise reuse of this water alleviates environmental concerns attendant with its discharge to coastal environments and inland waterways. Globally, around 20 million ha of land are irrigated with wa...
Salt-affected soils contain high levels of soluble salts (saline soil) and exchangeable sodium (alkali soil). Globally, about 932 million ha (Mha), including 831 Mha agricultural land, is salt-affected. Salinity sodicity adversely affect soil microbial diversity enzymatic activities, thereby carbon nitrogen dynamics greenhouse gas (GHG) emissions from soils. In this review article, we synthesiz...
The increasing salinization and sodification of soils in drylands irrigated systems present a great challenge to agricultural production threaten soil quality. There is an urgent need investigate potential strategies remediate that are threatened by these processes. To address this challenge, the current study investigated effects organic inorganic amendments leaching fraction (LF) on physical ...
Vetiver is native to India, and has been in traditional use since ancient times for its perfumery oil obtained from roots. Also its hedges have been applied for contour protection since centuries. However, planned efforts to rehabilitate usar soils using vetiver plantations and organic soil amendments were initiated in 1956 by the National Botanical Garden, Lucknow (a national lab of CSIR, now ...
Slow infiltration rates constrain effective and economical irrigation in some sandy loam soils in California. Polyacrylamide (PAM) has increased soil infiltration in some areas, especially in soils high in clay or silt. Field trials near Fresno, CA, with PAM failed to show improved infiltration. Laboratory experiments were conducted to investigate PAM effect on infiltration of various quality w...
content (Keren et al., 1985). The range of tolerance for both sensitive and tolerant plants to soil solution This work considered the aqueous speciation of B between a soil B concentration is 0.028 to 1.39 mmol L 1. Plants are solution containing B and the tetrahedral surface B species (SH3 BOH 4 during drying of the soil. The aqueous B species were boric not sensitive to adsorbed B. Adsorption...
tion of salt in the soil, salt leaching from the root zone should be conducted. In regions where the rainfall is Development of an impermeable layer at some depth beneath the low, a leaching fraction (the fraction of applied water soil surface and the presence of a high groundwater level are common that appears as drainage water) is added to the irrigation phenomena in the Yizre’el Valley, Isra...
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