in the old way, two or three sets in the hole,
which is a great deal too close.
When a piece of land is to be planted in sweet potatoes, it should be
top-dressed with some manure, to be dug or ploughed under a week or
two before it is to be planted. Drills should be made two feet apart,
and the potatoes placed in the drill about one foot asunder. From
eight to twelve to the pound are the best size for planting. The
"white upright" kind, when intended for sets, should be taken up early
in March, and kept about a month, so as to be quite dry before
planting. Abundant crops can rarely be raised from the stem of the
"uprights;" the old potato, however, grows to a large size. I have
planted a potato weighing about an ounce, and dug it up in August,
weighing over two pounds. The drills can be made with a small plough
to great advantage, when a person understands it.
The best manure for the sweet potato is anything green, such as fresh
seaweed, green oats, bushes, or anything of the kind, put in in
abundance.
Care should be taken to get early and good strong slips. A slip with
about six joints is quite long enough; three or four joints to be put
under ground, and the rest above. For slips, the land must be prepared
as already described for the potatoes; this should be done before the
slips are ready to cut.
The best way to plant slips is to drill, the same way as for the
potatoes, only a little closer; then put the end of the slip in,
leaving about two joints out of ground, placing them one foot apart.
The drills can be made in dry weather, so as not to have any delay
when it rains; by this means a great many can be planted in a day.
The best land for sweet potatoes is the light sandy kind; a rich
friable black mould, or a rocky substratum; for hill sides, rocky
ravines, and places which would be called barren and unprofitable for
other crops, are found to yield a good return when planted with sweet
potatoes. The best time to plant slips to get stock from, is the
latter end of August or early in September, as the season may suit.
The sweet potato of Java, says Mr. Crawfurd, is the finest I ever met
with. Some are frequently of several pounds weight, and now and then
have been found of the enormous weight of 50 lbs. The sweetness is not
disagreeable to the palate, though considerable, and they contain a
large portion of farinaceous matter, being as mealy as the best of our
own potatoes. In Java it is cultivated in
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