npk fertilizers 中文意思是什麼

npk fertilizers 解釋
氮磷鉀肥料
  1. To meet the need of grain production, investigations such as property of nutrients uptake of high - yielding wheat, regularity of nutrient requirement of high - yielding maize, proper rate and ratio of npk fertilizers for high yields of wheat and maize, and rational rate and ratio of organic - n to inorganic - n in double cropping system have been conducted by shuming z. and yizhi l. et al. since 1980

    為了滿足糧食生產需要,自1980年以來,張漱茗和劉毅志等人就開始調查高產小麥養分吸收特性、高產玉米養分需求規律、高產小麥和玉米氮磷鉀肥適宜用量和比例、一年兩作制中有機氮和無機氮的合理用量和比例。
  2. Report on application of tbs and npk combined fertilizers in peanut

    環保生態肥和三元復混肥試驗簡報
  3. In order to build a suitable soil circumstance with fertility maintaining or even inproving, principles of rational fertilization, combining organic manure with npk fertilizers and consideration of land utilization, maintenance and protection should be taken

    為了保持甚至改善土壤肥力以建立良好的土壤環境,要採用合理施肥、有機肥與氮磷鉀化肥配合、綜合考慮土地利用、維持和保護的原則。
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