Answer: the road waterlogging is caused mainly by the following three reasons: 1 natural causes: (1) in most parts of shanghai, the return period design of. Waterlogging refers to the saturation of soil with water soil may be regarded as waterlogged when the water tableof the groundwateris too high to conveniently. Chittagong is known as the commercial capital of bangladesh the residents of different areas of chittagong are very familiar with the problem of water logging. Waterlogging another problem associated with excessive irrigation on poorly drained soils is waterlogging this occurs (as is common for salinization) in. Waterlogging or water logging may refer to: waterlogging (agriculture), saturation of the soil by groundwater sufficient to prevent or hinder agriculture.
Under transient waterlogging, a number of transformations in the soil are generated associated with lack of aeration, seriously affecting the root system. Waterlogging affects approximately 10% of the global land area and significantly reduces crop yield in agricultural soils, the primary causes of waterlogging are. Read this article to learn about the definition, causes, effects, detection, solution and extent of waterlogging definition: when the conditions are so created that.
To waterlog (to become full of water) is how the word is used in nautical contexts a ship's hold may waterlog certain boats are touted as. Urban waterlogging detection and severity prediction using artificial neural networks abstract: in many developing countries, rapid urbanisation of cities. Waterlogging (wl) affects the growth and physiological responses of turfgrass the objectives of this study were to compare the relative wl tolerance of. Analyzing the causes of urban waterlogging and sponge city technology in china to cite this article: yun-fang ning et al 2017 iop conf ser: earth environ.
Waterlogging saturation of soil with water, usually through irrigation , resulting in a condition under which most crop plants cannot grow although naturally wet. Waterlogging refers to the saturation of soil with water soil may be regarded as waterlogged when it is nearly saturated with water much of the time such that its. On the other hand, the expansion of irrigated agriculture causes waterlogging and salinization problems in semiarid and arid regions where more than.
Synonyms for waterlogging at thesauruscom with free online thesaurus, antonyms, and definitions find descriptive alternatives for waterlogging. Effect of waterlogging stress on the growth, development and symptomatology of cape gooseberry (physalis peruvianal) plants. Following slides helps the fresher to understand the aspect of water logging and salinity of the soil and their control and management strategies.
Abstract this review summarises reported observations of the effects of waterlogging on agricultural production in australia and briefly discusses potential. Waterlogging occurs whenever the soil is so wet that there is insufficient oxygen in the pore space for plant roots to be able to adequately respire other gases. Waterlogging in dhaka has deteriorated to the point where a mere hour of rain is enough to flood a considerable part of the city roads in.
Many species of clovers and sub clovers have excellent tolerance to periodic waterlogging, some can even regenerate salt scalded seepage. Tinsukia: waterlogging of arterial roads here in less than an hour of heavy showers on thursday exposed this upper assam town's lack of preparedness to . Over-irrigation that causes waterlogging in an area alters that area's hydrological conditions and affects both the social and natural conditions in river basins and. When are seasonal heavy rains welcomed but worrisome when rains fill reservoirs, but also turn fields into seas of standing water such has.