Rural School Agriculture; Exercises for Use With Any Text-Book of Agriculture, Or Without a Text-book
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In our eReader you can find the full English version of the book. Read Rural School Agriculture; Exercises for Use With Any Text-Book of Agriculture, Or Without a Text-book 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 School Agriculture; Exercises for Use With Any Text-Book of Agriculture, Or Without a Text-book
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l)oil one lialf i^alloii each of rain water and well water until the volume is reduced one half. The rain water is boiled to drive off the gases absorbed from the air, and the well water to make stronger the mineral matter which it contains.
2. l*our a ])art of the rain water in a glass or a small, wide-mouthed bottle. Place upon the water a thin layer of cotton, and upon the cotton place six seeds which have already been germinated. Do like- wise with the well water. Place in the light in a wa...rm room.
QUESTIONS 1. Which shows the most vigorous growth?
2. Why is there no plant food in the rain water?
3. In what form do plants use their food?
4. Why shotdd the water in the bottles l)e changed cverv few davs?
EXERCISE 65 THE KFFFXT OF A MULCH IN PREVENTING THE LOSS OF MOISTURE I',Y EVAPORATION time: during growing weathkr Object: To determine whether a mulch prevents the loss of moisture from the soil by checking evaporation.
Material needed: Tivo boxes, seeds, potatoes, straiv or leaves, hoe.
What to read after Rural School Agriculture; Exercises for Use With Any Text-Book of Agriculture, Or Without a Text-book?
You can find similar books in the "Read Also" column, or choose other free books by Charles Wesley Davis to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
l)oil one lialf i^alloii each of rain water and well water until the volume is reduced one half. The rain water is boiled to drive off the gases absorbed from the air, and the well water to make stronger the mineral matter which it contains.
2. l*our a ])art of the rain water in a glass or a small, wide-mouthed bottle. Place upon the water a thin layer of cotton, and upon the cotton place six seeds which have already been germinated. Do like- wise with the well water. Place in the light in a wa...rm room.
QUESTIONS 1. Which shows the most vigorous growth?
2. Why is there no plant food in the rain water?
3. In what form do plants use their food?
4. Why shotdd the water in the bottles l)e changed cverv few davs?
EXERCISE 65 THE KFFFXT OF A MULCH IN PREVENTING THE LOSS OF MOISTURE I',Y EVAPORATION time: during growing weathkr Object: To determine whether a mulch prevents the loss of moisture from the soil by checking evaporation.
Material needed: Tivo boxes, seeds, potatoes, straiv or leaves, hoe.
What to read after Rural School Agriculture; Exercises for Use With Any Text-Book of Agriculture, Or Without a Text-book?
You can find similar books in the "Read Also" column, or choose other free books by Charles Wesley Davis to read onlineMoreLess
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