Fertilizers

例句:

• Commercial fertilizers generally contain nitrogen, phosphorus, and potash in amounts varying with the requirements of the soil. 伯莎M.克拉克. 科学通论.
• The blood is largely used for making albumen for photographic uses, as well as in sugar refining, for meat extracts, and for fertilizers. Edward W. Byrn. 十九世纪发明进展.
• Davy recognized and explained the beneficial fertilizing effects of ammonia, and analysed and explained numerous fertilizers, including guano. 威廉·亨利·杜利特. 世纪发明.
• The other important ingredient of most fertilizers is potash. 伯莎M.克拉克. 科学通论.
• They knew the value of fertilizers, and adapted their crops to the quality of the ground. 赫伯特·乔治·威尔斯. 世界史纲.
• Knowledge, these Germans believed, might be a cultivated crop, responsive to fertilizers. 赫伯特·乔治·威尔斯. 世界史纲.
• Soil and the fertilizers which enrich it, the plants which grow on it, and the animals which feed on these, all contain nitrogen or nitrogenous compounds. 伯莎M.克拉克. 科学通论.

校对:凯尔西