礦質態氮 的英文怎麼說
中文拼音 [kuàngzhítàidàn]
礦質態氮
英文
mineral nitrogen-
First, the morphology, physiology of seed, biological traits, geographic distribution, ecological and community characteristics, karyotypes, nitrogenase activity of root nodules and chemical constituents of e. mollis were reviewed, respectively
本文對翅果油樹的形態特徵、種子生理生化、生態學特徵、染色體數目、群落生態、生物學特性、固氮生物學以及礦物質和化學成分等方面研究進行了綜述。The content of mineral nitrogen content ( nh4 + - n + no3 - n ) decreased during the incubation period after applying nh4 + - n fertilizer and urea. it maybe relates to the nh4 + - n fixation, volatilization, and its nitrification. ( 4 ) fertigation by drip irrigation increased the n uptake and accumulation of dry matter of summer maize, and improved the activity of crop photosynthesis
與滴灌施用硝態氮肥相比,施用銨態氮肥和尿素后在培養期間土壤礦質態氮( n03一n + nh獷一n )的含量有降低的趨勢,降低的原因可能與nh4 +一n在土壤中的固定、揮發及硝化等過程有關。
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