鉀素固定 的英文怎麼說
中文拼音 [jiǎsùgùdìng]
鉀素固定
英文
potassium fixation-
It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish
它可以直接使大片森林死亡，農作物枯萎；也會抑制土壤中有機物的分解和氮的固定，淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素，使土壤貧瘠化；還可使湖泊、河流酸化，並溶解土壤和水體底泥中的重金屬進入水中，毒害魚類；加速建築物和文物古跡的腐蝕和風化過程；可能危及人體健康。Solid substrate - room temperature phosphorimentric determination of trace tin in calcein - potassium persulfate - tin system with 1, 10 - phenanthroline as sensitizer
鄰二氮菲增敏錫催化過硫酸鉀氧化鈣黃綠素固體基質室溫?光法測定痕量錫For the gill tissue, the best method is to dip the tissue in ringers solution for 10 minutes, then 50 minutes in 0. 04 % colchicines solution, 30 minutes in 0. 075m potassium chloride solution, fixation by carnoy ' s ; for the embryo, it is better to use 0. 02 % colchicines for 2. 5 hours and potassium chloride for 20 minutes
研究結果表明，針對鰓絲組織，取材后，使用ringers液或消毒海水中漂洗10分鐘；海水配0 . 04的秋水仙素處理50分鐘； 0 . 075m氯化鉀低滲30分鐘；正常固定滴片制備的染色體形態、分散良好。
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