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[農(nóng)業(yè)]全自動凱氏定氮儀測定復合肥料中的總氮含量-資料下載頁

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【正文】 [j].現(xiàn)代科學儀器,2004(1):29-46.[7] dale t w,gale e k,lynn k p. nitrogen fertilizer efficiencies on potatoes[j]. potato research,1988,65(7):377-386.[8] moss h j,wrigley c w,macrichie r,et al. sulfur and nitrogen fertilizer effects on wheat. ii. influence on grain quality[j].australian journal of agricultural research,1981,32(2):213226.[9] chaney k. effect of nitrogen fertilizer rate on soil nitrate nitrogen content after harvesting winter wheat [j].the journal of agricultural science,1990,114:171-176.[10] evans j r. nitrogen and photosynthesis in the flag leaf of wheat[j]. plant physiol,1983,72:297-302[11] drinkwater l e, wagoner p, sarrantonio m. legume-based cropping systemshave reduced carbon and nitrogen losses[j]. nature,1998,396:262-265.[12] 王劍飛,何 婕,莫曾梅. 復合肥料中總氮消化的改進試驗[j].現(xiàn)代農(nóng)業(yè)科技,2009(16):225-229.[13] gb/t 22923-2008,肥料中氮,磷,鉀的自動分析儀測定法[s].
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