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1)  sodic soil
苏打碱土
1.
Relationship between salinization and alkalization of sodic soil in Da an City;
吉林省大安市苏打碱土盐化与碱化的关系
2.
Chemical properties of groundwaters(6-7,20-30,60-70 m in depths) at sodic soil areas in Da′an City,Jilin Province were measured and soil salinization risk of using the groundwaters for irrigation was analyzed.
测试了吉林省大安市苏打碱土区6—7、20—30和60—70 m 3种深度地下水的基本化学特征,对利用地下水灌溉可能引起的土壤盐化、碱化和盐碱化问题及其灌溉适宜性进行了评价。
2)  soda solonetz
苏打碱土
1.
The relationship between salt content and electric conductivity of soda solonetz in Da an City;
吉林省大安市苏打碱土含盐量与电导率的关系
3)  soda saline-alkali soil
苏打盐碱土
1.
Applied research of vibrating deeply-loosening tillage technology and biochemical reagents combination for improving soda saline-alkali soil;
振动深松技术与生化制剂在苏打盐碱土改良中的应用
4)  soda alkali-saline soil
苏打盐碱土
1.
2 in the balanced solution of soda alkali-saline soil.
苏打盐碱土中添加硫酸铝的质量分数为0%~0。
2.
This article emphatically discussed the improvement effect of aluminum sulfate on bad physical characteristics of soda alkali-saline soil.
采用硫酸铝对吉林省西部苏打盐碱土进行了改良,对改良后土壤的结构性及持水特性进行了测定。
3.
Aiming at a series of problems above that should be urgently solved,it is studied using deeply vibrating-loosening technology and improvement preparation of biological chemistry,and evaluating application effect of integrative technology on improvement of soda alkali-saline soil.
针对黑龙江省西部松嫩平原草原盐碱化日趋严重、草原综合生产能力逐年下降等亟待解决的问题,就利用振动深松技术与生化土壤改良剂有机集成,对苏打盐碱土改良进行了研究。
5)  soda meadow-alkaline soil
苏打草甸碱土
1.
Soil characteristics such as soil temperature, soil moisture, soil salinity, soil pH, urease activity, hydrogeperoxidase activity were measured to evaluate the improving effects on soda meadow-alkaline soil.
本试验在黑龙江省肇州县羊泰屯进行,以畜禽粪便(鸡粪、牛粪)、鲜草为改良材料,选取pH值10以上的苏打草甸碱土为改良对象。
6)  medium saline-alkali soil
中度苏打盐碱化土壤
1.
Amelioration model of medium saline-alkali soil by leaching with mildly saline groundwater;
中度苏打盐碱化土壤微咸水淋洗改良利用模式研究
补充资料:小苏打
NaHCO3    分子量84.00
    性状  白色结晶粉末。无嗅,味咸。密度2.159g/cm3。易溶于水,水溶液呈弱碱性,不溶于乙醇。于燥空气中稳定,潮湿空气中能缓慢分解。加热到270℃以上全部水解,放出二氧化碳成为碳酸钠。
    应用领域  食品工业中一种应用最广泛的硫松剂,用于生产饼干、糕点、馒头、面包等,是汽水饮料中二氧化碳的发生剂;可与明矾复合为碱性发酵粉,也可与纯碱复合为民用石碱;还可用作黄油保存剂。消防器材中用于生产酸碱灭火机和泡沫灭火机。橡胶工业利用其与明矾、H发孔剂配合起均匀发孔的作用用于橡胶、海棉生产。冶金工业用作浇铸钢锭的助熔剂。机械工业用作铸钢(翻砂)砂型的成型助剂。印染工业用作染色印花的固色剂,酸碱缓冲剂,织物染整的后处理剂。医药工业用作制酸剂的原料。
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