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The name oyster is used for a number of different groups of mollusks which grow for the most part in marine or brackish water (water that is saltier than fresh water but not as salty as sea water).

牡蠣通常是許多不同種類的軟體動(dòng)物无码aaaaaaaaa在线，大多數(shù)是生長(zhǎng)在海里和鹽水中。

Based on the continuously irrigating model test of brackish water(4.7g·L-1)on the shallow thick-bedded clay parting heavy loamy soil with treatments of different amendments,such as zeolite,phospho-gypsm and so on,the effects of long term brackish water irrigation on the physical and chemical characters of soil and the effects of amendments on the soil of long term brackish water irrigation were all discussed.

在天津市靜?1在线视频播放入口在线观看？h重壤質(zhì)淺位厚層夾粘土上看久久久久久久一毛片，布置了連續(xù)多年灌溉淺層地下微咸水(礦化度4.7 g·L-1)的模擬試驗(yàn)，對(duì)土壤滲透特性真实偷窥拍摄系列网站、土壤團(tuán)粒結(jié)構(gòu)等物理性狀以及全鹽黄色www123.、分鹽等化學(xué)性狀的影響進(jìn)行了研究。

Based on the continuously irrigating model test of brackish water(4.7g·L-1)on the shallow thick-bedded clay parting heavy loamy soil with treatments of different amendments,such as zeolite,phospho-gypsm and so on,the effects of long term brackish water irrigation on the physical and chemical characters of soil and the effects of amendments on the soil of long term brackish water irrigation were all discussed.

結(jié)果表明一级黄色毛片视频免费看，長(zhǎng)期灌溉微咸水有惡化土壤化學(xué)性狀国产91精品专区、物理性狀的趨勢(shì)，土壤表層聚鹽国产免费一级毛卡片AAAAA级、氯鈉離子比例提高黄色2级视频、土壤初始入滲率逐年降低，短期灌溉還能破壞土壤水穩(wěn)性團(tuán)聚體美女自慰喷水国产，但施用沸石www.αeαe.28.com日韩黄色片、磷石膏等適宜土壤改良劑能夠起到緩解的效果。

brackish water meadow：半咸水草甸,微咸水草甸 微鹹水草原

brackish water 半咸水 微鹹水 Y | brackish water meadow 半咸水草甸,微咸水草甸 微鹹水草原 Y | brackish water swamp 半咸水沼澤,微咸水沼澤 微鹹水沼澤 Y

brackish water meadow：咸水草甸

brackish water lake 半咸湖 | brackish water meadow 咸水草甸 | brackish water swamp 半咸沼澤

brackish water meadow：微鹹水草原

brackish water 微鹹水 | brackish water meadow 微鹹水草原 | brackish water swamp 微鹹水沼澤