English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
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am|mon|i|fi|ca|tion — «uh MON uh fuh KAY shuhn», noun. 1. the process of ammonifying. 2. the condition of being ammonified. 3. the production of ammonia in the decomposition of organic matter, especially through the action of bacteria … Useful english dictionary