products of northern greenhouses renders the crop, when well handled,
very remunerative.
_Soil._--The soil which is preferred for the production of this crop
is one which contains a comparatively high percentage of sand. In
this region sandy loam or a sandy soil is preferred to bottom land
for the cultivation of tomatoes. An area with a gentle slope to the
south is considered more desirable than that with other exposure. If a
wind-break can be secured along the north and west sides of the area
very early crops can frequently be preserved through a wind-storm when
the temperature, while not low enough to freeze the plants, will, when
accompanied by a high wind, chill and destroy them.
_Varieties for the South._--In the South, where the tomato is handled
as a short-season crop, certain varieties are found to give best
results in certain districts. Along the Atlantic seaboard the growers
of tomatoes use such sorts as Beauty, Stone, Perfection, Aristocrat,
and Paragon. In the truck regions of eastern Texas the Dwarf Champion
is perhaps more universally grown than any other variety, but in this
same region the Success is found to be a more profitable late-season or
fall crop than the Champion.
_Forcing Tomatoes._--In the forcing of plants, which means the growing
of a plant out of its natural season and in an artificial environment,
the first requirement for success is a properly constructed protective
structure or greenhouse. Because of the tropical nature of the tomato
more than ordinary provisions must be made in order to meet the demands
of this crop. In the forcing of most vegetables a lower temperature
and benches without bottom heat are satisfactory, but with the tomato
the house must be piped so as to maintain a minimum temperature of 65
degrees F., and the benches should be so constructed as to admit of
applying bottom heat.
_Type of Greenhouse._--The type of house that is generally employed for
the forcing of tomatoes is the even-span or a three-fourths span house.
If the even-span house is used it is preferable to have the ridge
running north and south; if the three-fourths span house is employed
it is best to have the long side sloping toward the south. The tomato
when grown in the forcing house, because of its long fruiting season
and the fact that its clusters of fruit are borne one above the other,
requires a considerable amount of head room. Low houses are therefore
not desirable in the production of this crop. The side walls of a house
designed for the forcing of tomatoes should be at least 4 feet in
height, and the distance from the top of the middle bench to the ridge
of the house should be at least 10 feet.
_Soil._--The soil for the production of this crop should be well
decomposed loam, made, if possible, from sods from an old pasture, the
soil of which is a rather light clay loam or a heavy sandy loam. With
this should be incorporated about one-fourth its bulk of well-rotted
stable manure, preferably cow manure. By composting these two materials
for from four to six months before they are required for use a very
satisfactory soil for the forcing of tomatoes will result. Care should
be exercised to allow the soil that is used for forcing tomatoes to
be frozen each year. The depth of soil required for the successful
growth of tomatoes is considerably more than that employed for roses,
although the temperature and other requirements are very similar to
those demanded by the rose. While 4 or 5 inches of soil are adequate
to produce a crop of roses, the soil for tomatoes should be at least 6
or 8 inches in depth; 8 inches is preferable. It is not well to allow
the soil to remain in the greenhouse longer than a single season.
It becomes somewhat exhausted and is likely to become infested with
injurious forms of life, particularly nematodes, which cause root-knots
upon the tomato plants, thus defeating the work of the gardener. This
trouble, however, can be easily overcome by subjecting the soil to
freezing.
_Seedling Plants._--Two types of plants are used for forcing
purposes--seedling plants and cutting plants. The former are, of
course, seedlings grown from seed especially sown for the purpose of
raising plants to be grown in a greenhouse. It is customary in the
latitude of New York and northward to sow the seed for a forcing crop
of tomatoes in the month of August. The young seedling plants, as soon
as they develop the first true leaves, are then transplanted from
the seed bed to small pots, preferably 3-inch pots. They are planted
deeply at this time and are kept growing rapidly but not sufficiently
to produce a soft, succulent growth. As soon as the 3-inch pots are
filled with roots the plants are shifted to 4-inch pots, and when the
plants have attained a height of 12 or 15 inches, and have developed
their first blossoms, they are usually placed on the benches of the
greenhouse, where they are to produce their crop. The plants are then
set 15 or 18 inches apart each way in a soil prepared as previously
described.
_Cutting Plants._--Cuttings should be taken from strong, healthy,
vigorous-growing plants in the field, and placed in the cutting bed
about the last of August, where they will quickly take root. As soon
as the roots have developed to a length of from one-half to 1 inch the
young plants are shifted to 3 or 4 inch pots, where they are allowed
to develop until the blossom buds are well formed or the blossoms have
expanded, when they should be planted on the bench where they are to
mature their crop, in like manner as noted for seedling plants.
_Pollination._--In the field, where the tomato plants are exposed to
the action of wind and to the visits of insects, no special attention
is necessary in order to secure the pollination of the flowers and the
setting of the fruits. Under the conditions existing in a greenhouse,
however, it is necessary to artificially pollinate the flowers of the
tomato; otherwise only a very small percentage of fruits will set and
the object of the work will be defeated. It is therefore necessary to
allow the temperature of the house to become quite high in the middle
of the day on bright sunshiny days while the plants are in bloom, and
to pass through the house at this time with a little stick, 18 inches
or 2 feet in length, with which to strike the supporting strings or
wires and thus to set the plants in motion and liberate the pollen and
cause it to fertilize the flowers. A more satisfactory way, however,
is to use a watch glass, 1-1/4 or 1-12 inches in diameter, embedded in
putty, at the end of a handle composed of a light material, preferably
white pine, which shall be 12 or 18 inches long. Grasp this spatula
in the left hand and, with a light pine stick of equal length in the
right hand, pass through the house, tapping each open flower lightly
with the wand, at the same time holding the watch glass under the
flowers to catch the pollen. Before removing the watch glass from
this position lift it sufficiently to cause the stigma of the flower
to dip into the pollen contained in the glass. By carefully going
through the house from day to day during the blooming period nearly 90
per cent of the blossoms which develop can be caused to set. During
dark, cloudy, stormy weather, however, a smaller percentage of plants
will be fertilized than during bright, comparatively dry weather. The
conditions in the greenhouse can not be modified so as to entirely
overcome the adverse conditions existing on the outside, although with
care much can be done in this direction.
_Manuring._--It is desirable to keep plants of the tomato which are
designed for forcing growing at a moderately rapid rate throughout
the whole forcing period. Growth should be strong and robust at all
times, yet slow enough to produce close-jointed plants which bear their
fruit clusters at near intervals. There is considerable difference in
varieties of tomatoes in this respect, and those which naturally bear
their fruit clusters close together should be selected for forcing
purposes. The manuring of the plants should, therefore, take a form
which will be conducive to this strong, vigorous growth, yet not
sufficiently heavy to produce plants which run to wood at the expense
of fruit bearing.
_Ventilating and Watering._--If careful attention is given to keeping
the plants in a healthy condition by never allowing them to suffer from
overwatering or from becoming too dry, and if sufficient ventilation
is given without allowing draughts of cold air upon the plants, much
can be done to prevent the development of mildew. If the plants are
to be sprayed it should be done once a week or once in ten days, and
then only in the mornings of bright days. Ordinarily, however, the
atmosphere of the house should be kept dry rather than moist, as a very
moist atmosphere is liable to produce a soft, succulent growth, which
brings on a disease known to gardeners as oedema. This, however, can
be prevented by care in keeping the house rather dry. The temperature
of the house, too, should not be allowed to fluctuate through too wide
a range. The night temperature for tomatoes should range between 65°
and 68° F., while the day temperature should run from 70° to 80° F.
_Varieties for Forcing._--The comparatively limited use of tomatoes
for forcing purposes in this country has not resulted in the development
of many sorts especially suited for this purpose. The Lorillard
is the one American sort which is now almost exclusively confined
to this use, and it is perhaps more generally cultivated in forcing
houses than any other single variety.
_The Tomato as a Field Crop for Canneries._--Owing to the fact that in
canned tomatoes it is difficult for the average consumer to note any
deficiencies in the appearance of the original fruit, many labor under
the delusion that any variety will answer for this purpose. This is a
mistaken idea, as quality in canned goods is now an important factor,
and it is quite as necessary that a good quality of product should
be used for canning as for growing for the early or general market,
although from the field side it is natural that tonnage should be a
primary consideration.
In the matter of varieties, as in the case of early tomatoes, too
much dependence should not be placed upon the name or upon the fact
that a neighboring farmer secures good results from a given variety.
There are so many variations in the character of soils, even in the
same locality, which exert an influence upon the size and quality of
crop that the best variety is usually one that is, in part at least,
developed by the individual grower. The main point is to select
varieties that produce large, smooth, solid fruits, which do not remain
green or crack on the shaded side near the stem. Those which possess
size as their chief characteristic are frequently of poor quality, as
they are likely to possess large seed cavities and to ripen unevenly.
The conditions in some sections are such as to prevent the canners
from making as much distinction between good and poor varieties
as they would like. Canneries are in a measure obliged to receive
all that come, unless they can control absolutely the land upon which
the crop is grown. The variation in the quality of the crops of different
farmers will make a difference of from 25 to 40 cans on a ton
of fruit, or from 6 to 10 per cent--a very considerable item. In good
seasons and with good fruit 400 cans may be regarded as the maximum
number to be derived from a ton, though late in the season,
and with poor varieties, as already stated, the pack from a ton is very
much less. The interests of the grower and the canner are really
identical in this regard. An improvement in the quality of the fruit
will result in an improvement of the canned product and a consequent
increase in the price of both the raw and manufactured products.
Less expense is involved in growing suitable plants for cannery purposes
than for other crops. This is due to the fact that earliness is not
so important a factor as it is in the market garden crop.
_Fertilizing and Cultivating the Soil._--In manuring and fertilizing,
the character of the crop and the season of its growth should be
remembered. Hence, recommendations that were made for an early crop do
not apply in all cases except perhaps on the poorer classes of soils.
In the first place, the plants are not put in the soil until summer,
when the conditions are most favorable for the rapid change of organic
forms of nitrogen into nitrates, and thus, if the soil has been manured
or is naturally rich in vegetable matter, the additional application
of nitrogen in immediately available forms is not so important. In the
second place, the object of the growth is not early maturity, but the
largest yield of mature fruit.
_Setting and Cultivating the Plants._--The plants should be set from 4
to 4-1/2 feet apart each way and cultivation should begin immediately.
The first cultivation should be deep, in order to conserve the
moisture, and each subsequent cultivation shallower, in order not to
destroy the roots, which will fill the soil as soon as the plants reach
maturity. The crop in good seasons should begin to ripen in August, and
picking will continue from that time until the last of September.
_Cost, Yield, and Value of Crop._--The cost of production per acre is
much less for fruit for canning than in the case of early tomatoes, the
chief difference being in the production of the plants. The several
items may be classified as follows:
_Cost of growing an acre of tomatoes for canning:_
Plants $ 2.00
Manures and fertilizers 8.00
Preparation of land, setting plants and cultivation 8.00
Picking and carting 10.00
_____
Total $28.00
The yield, as in the case of the early tomatoes, varies widely,
ranging from 5 to as high as 20 tons per acre, even 30 tons per acre
having been reported in exceptional cases, although the average for a
series of years on average land will probably be under 8 tons. Where
all conditions are carefully observed, 20-ton yields are frequently
obtained, and at the prices received at the cannery, ranging from $5 to
$7.50 per ton, according to the locality, the crop is a fairly good one
and the net profits are quite as large as for other field crops.
TURNIPS.
A great variety of turnips is grown throughout temperate climates,
some of which being coarse in texture are used as food for farm
animals while other varieties are raised as table vegetables. There
is considerable variation in the color, flavor, and composition
of the turnip, the yellow-fleshed sorts as a group being commonly
distinguished from the white by the name "Swedes" or "ruta-bagas." In
the summer the early white varieties are usually preferred in spite of
the fact that they are more watery, while in winter the yellow turnips
are more commonly used.
The turnip requires a rich soil, and may be grown either as an early or
a late crop. For an early crop, sow the seeds in drills 12 to 18 inches
apart as early in the spring as the condition of the soil will permit.
Two pounds of seed are required to plant an acre. After the plants
appear, thin to about 3 inches. The roots will be ready for use before
hot weather. For late turnips the seeds are usually sown broadcast on
land from which some early crop has been removed, generally during July
or August, but later in the South. Turnips are quite hardy, and the
roots need not be gathered until after several frosts. Turnips may be
stored in a cellar or buried in a pit outside. Before storing, the tops
should be removed.--(F. B. 255, 295; U. Id. E. S. 10; Mich. E. S. 20.)
VEGETABLE MARROW.
The so-called vegetable marrows are a valuable product and closely
allied to the pumpkin, both as to species and habit of growth, the
principal difference being that the vegetable marrows are used while
quite young and tender, and may be baked and served very much the
same as sweet potatoes. The vegetable marrows should receive thorough
cultivation in order that a tender product may be secured, and should
be gathered while the outside skin is still so tender that it may
easily be broken by the finger nail. The flesh is either boiled and
mashed or baked in the oven and served with butter while hot.--(F. B.
255; Oreg. E. S. B. 74.)
_Quantity of Seeds or Number of Plants Required for a Row 100 Feet in Length, with Distances to Plant, Times
for Planting, and Period Required for Production of Crop_.
Brackets indicate that a late or second crop may be planted the same season.
--------------------+---------------+------------------------------------------+-------------+-----------------------------------------------+-----------------+
| | Distance for plants to stand---- | | Time of planting in open ground. | |
| Seeds or +---------------------------+--------------+ Depth +------------------------+----------------------+ Ready for use |
| plants | Rows apart. | | of | | | after planting. |
Kind of vegetable. | required +-------------+-------------+ Plants | planting. | South | North | |
| for 100 feet | Horse | Hand | apart | | | | |
| of row. | cultivation.| cultivation.| in rows. | | | | |
--------------------+---------------+-------------+-------------+--------------+-------------+------------------------+----------------------+-----------------+
Artichoke, Globe | 1/2 ounce | 3 to 4 ft.| 2 to 3 ft. | 2 to 3 ft. | 1 to 2 in. | Spring | Early spring | 15 months. |
Artichoke, Jerusalem| 2 qts. tubers | 3 to 4 ft.| 1 to 2 ft. | 1 to 2 ft. | 2 to 3 in. | Spring | Early spring | 6 to 8 months. |
Asparagus, seed | 1 ounce | 30 to 36 in.| 1 to 2 ft. | 3 to 5 in. | 1 to 2 in. | Autumn or early spring | Early spring | 3 to 4 years. |
Asparagus, plants |60 to 80 plants| 3 to 5 ft.| 12 to 24 in.| 15 to 20 in. | 3 to 5 in. | Autumn or early spring | Early spring | 1 to 3 years. |
Beans, bush | 1 pint | 30 to 36 in.| 18 to 24 in.| 5 or 8 to ft.| 1/2 to 2 in.| February to April. | | |
| | | | | | [August to September.]| April to July | 40 to 65 days. |
Beans, pole | 1/2 pint | 3 to 4 ft.| 3 to 4 ft. | 3 to 4 ft. | 1 to 2 in. | Late spring | May and June | 50 to 80 days. |
Beets | 2 ounces | 24 to 36 in.| 12 to 18 in.| 5 or 6 to ft.| 1 to 2 in. | February to April. | | |
| | | | | | [August to September.]| April to August | 60 to 80 days. |
Brussels sprouts | 1/4 ounce | 30 to 36 in.| 24 to 30 in.| 16 to 24 in. | 1/2 in. | January to July | May and June | 90 to 120 days. |
Cabbage, early | 1/4 ounce | 30 to 36 in.| 24 to 30 in.| 12 to 18 in. | 1/2 in. | October to December | March and April. | |
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