Alienated
发表于 2025-3-30 11:33:58
Irrigation with Salty Water in Tunisialts, while the groundwater of the irrigated areas may also be more or less saline. In these circumstances, irrigation has often resulted in the deterioration or even the total sterilization of the soil.
CAMP
发表于 2025-3-30 14:27:09
Irrigation with Salt Water and Drainage in Tunisiae time immemorial. Yet, having recently perfected powerful means of water harnessing such as dams, deep drillings etc., the surfaces to be irrigated have greatly increased; it has been undoubtedly established that most available waters in Tunisia contained more or less salt.
Lime石灰
发表于 2025-3-30 17:00:27
Vegetation under Saline Conditions or plant physiologists, for many years. A fuller knowledge of the causes underlying the response has become increasingly important in the past two decades because of the need to bring saline soils into cultivation in order to increase the world’s agricultural output.
sleep-spindles
发表于 2025-3-30 22:54:18
Saline Soil Problems with Particular Reference to Irrigation with Saline Water in Indiahere a high evaporation rate conduces to accumulation of salts in the surface layers. Lands of this type exist in South West Asia, comprising parts of Turkey, the Arabian Peninsula, Iran and Afghanistan; the Indo-Pakistan desert tract; Central Eurasia where it is cut off by the mountain ranges of th
abolish
发表于 2025-3-31 00:52:48
Agricultural Cultivation by means of Direct Irrigation with Undesalinated Sea-waterwhich appeared in Amsterdam in 1725. To this short list we may add the curious sandstone filter used on the Canaries for purifying salt water — a device which goes back to the first inhabitants of those islands, the “Guanches.”
树上结蜜糖
发表于 2025-3-31 05:02:44
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极深
发表于 2025-3-31 12:59:31
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