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Questions and Answers
What was the ratio of straw to manure in the fermentation process in the 14th century?
What was the ratio of straw to manure in the fermentation process in the 14th century?
- 5:1 (correct)
- 2:1
- 10:1
- 3:1
During which time period was the term 'Golden Age' used to refer to advancements in crop manuring and soil enrichment?
During which time period was the term 'Golden Age' used to refer to advancements in crop manuring and soil enrichment?
- 800 B.C.-200 B.C. (correct)
- 200 B.C.-1 A.D.
- 500 A.D.-1000 A.D.
- 1000 A.D.-1500 A.D.
Which civilization recognized the value of marl and plant ashes for enriching soil?
Which civilization recognized the value of marl and plant ashes for enriching soil?
- Roman (correct)
- Egyptian
- Greek
- Chinese
Which of the following was mentioned as one of the first fertilizers used in ancient times?
Which of the following was mentioned as one of the first fertilizers used in ancient times?
In which ancient text was the fertilization of plants with saltpeter or potassium nitrate mentioned?
In which ancient text was the fertilization of plants with saltpeter or potassium nitrate mentioned?
What was a common practice used by ancient farmers to improve plant growth on a plot of land?
What was a common practice used by ancient farmers to improve plant growth on a plot of land?
Which ancient civilization recognized the value of silt deposits from flooding rivers in maintaining soil productivity?
Which ancient civilization recognized the value of silt deposits from flooding rivers in maintaining soil productivity?
What type of manures have been used in Chinese agriculture for over 3,000 years?
What type of manures have been used in Chinese agriculture for over 3,000 years?
How was manure applied to fields in 11th-century England?
How was manure applied to fields in 11th-century England?
What did Walter of Henley recommend as a method for preparing manure for fields in medieval England?
What did Walter of Henley recommend as a method for preparing manure for fields in medieval England?
What did ancient farmers observe about the yields on a plot of land over time that led them to improve plant growth?
What did ancient farmers observe about the yields on a plot of land over time that led them to improve plant growth?
What was the impetus for the production of granular, homogeneous NPK fertilizers in the U.S.?
What was the impetus for the production of granular, homogeneous NPK fertilizers in the U.S.?
Which equipment was originally developed to replace the batch process of ammoniating superphosphate?
Which equipment was originally developed to replace the batch process of ammoniating superphosphate?
What was an important advance in granulated, homogeneous mixed fertilizer technology introduced by TVA in 1974?
What was an important advance in granulated, homogeneous mixed fertilizer technology introduced by TVA in 1974?
Which ancient civilization transported sewage to their vegetable gardens through a system of canals?
Which ancient civilization transported sewage to their vegetable gardens through a system of canals?
In which Asian countries is it common practice to collect slurries of human and animal wastes for use on cropland?
In which Asian countries is it common practice to collect slurries of human and animal wastes for use on cropland?
When did the U.S. liquid mixed fertilizer sector have a modest beginning?
When did the U.S. liquid mixed fertilizer sector have a modest beginning?
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