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Saline soils, which have high concentrations of sodium chloride and other salts, limit plant growth, and research continues to focus on developing salt-tolerant varieties of agricultural crops.

盐碱地含有高浓度的氯化钠和其他盐类，限制了植物的生长，研究继续集中于开发耐盐的农作物品种。

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Limit salt and other sources of sodium in your diet by not adding salt to foods when cooking or eating, ordering unsalted foods at restaurants, and buying low-sodium foods.

通过您烹饪，饮食以及在餐馆点无盐食物，购买低钠食物的方法，在您的饮食中减少盐分摄取以及其他钠类来源。

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We have talked a lot about salt. Keep in mind that doctors advise people to limit the sodium in their diet.

VOA: special.2010.08.30

Salt shortages will limit gritting, making driving conditions difficult.

BBC: Motorway crash in Oldham amid further ice warnings

Among the recommendations were calls to limit added sugar to ten per cent of the total calorie intake and to limit daily salt intake to five grams per day.

NEWYORKER: Snacks for a Fat Planet

It follows the exceptionally harsh conditions experienced in the past two winters, when stocks of road salt were stretched to the limit.

BBC: Snow on roads in the Eden Valley