Rural Arithmetic; Starting Children to Think And Figure On Home And Its Improvement
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In our eReader you can find the full English version of the book. Read Rural Arithmetic; Starting Children to Think And Figure On Home And Its Improvement Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Rural Arithmetic; Starting Children to Think And Figure On Home And Its Improvement
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To quickly assess the difficulty of the text, read a short excerpt:
3. What is the tax upon the soil in growing a 50 acre field of wheat, averaging 15 bushels per acre? 30 bushels i)er acre?
4. What is the value of the plant food removed from the soil ill growing 35 bushels of corn, nitrogen being quo- ted in tin' market at 22c a pound, Phosphoric acid 5c and Potasli Gl ?
5 A father tells his son that he may have all the wlieat he can grow on a 10 acre field if he will pay, at commercial prices, (see problem 4) for the plant food re- moved from the soil; if the... son grows 15 bu. per acre, how much does he owe his father ?
THE COST OF RESTORING PLANT FOOD TO THE SOIL Nitrogen, Phosphoric acid, and Potash may be returned to the soil by means of commercial fertilizer, straw, and manures.
This table gives some idea of how plant food may be returned to the soil, and what it is worth per ton at com- mercial prices.
Nitrogen 22c per pound; Potash 6c; and Phosphoric acid 5c.
Students should complete the table with values based on commercial prices, and make a duplicate copy on a large piece of pasteboard and give to their parents for inspection and for future reference.
What to read after Rural Arithmetic; Starting Children to Think And Figure On Home And Its Improvement?
You can find similar books in the "Read Also" column, or choose other free books by John E John Edward Calfee to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
3. What is the tax upon the soil in growing a 50 acre field of wheat, averaging 15 bushels per acre? 30 bushels i)er acre?
4. What is the value of the plant food removed from the soil ill growing 35 bushels of corn, nitrogen being quo- ted in tin' market at 22c a pound, Phosphoric acid 5c and Potasli Gl ?
5 A father tells his son that he may have all the wlieat he can grow on a 10 acre field if he will pay, at commercial prices, (see problem 4) for the plant food re- moved from the soil; if the... son grows 15 bu. per acre, how much does he owe his father ?
THE COST OF RESTORING PLANT FOOD TO THE SOIL Nitrogen, Phosphoric acid, and Potash may be returned to the soil by means of commercial fertilizer, straw, and manures.
This table gives some idea of how plant food may be returned to the soil, and what it is worth per ton at com- mercial prices.
Nitrogen 22c per pound; Potash 6c; and Phosphoric acid 5c.
Students should complete the table with values based on commercial prices, and make a duplicate copy on a large piece of pasteboard and give to their parents for inspection and for future reference.
What to read after Rural Arithmetic; Starting Children to Think And Figure On Home And Its Improvement?
You can find similar books in the "Read Also" column, or choose other free books by John E John Edward Calfee to read onlineMoreLess
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