Posts Tagged ventilation

Greenhouse Fertilizer Applications for Winter

Essential use of greenhouse glass:

In terms of active plant growth in the greenhouse, one can find winter to be the calm season. But there still a plenty of work to be done in between the sun rise and sun set of each upcoming day. The growing plants should be protected from the cold frosts. All the shading works should be perfectly cleaned when one is preparing for winter. To let in more of light in the greenhouse glass, the greenhouse glass should be kept clean. The growth of the plant slows down as the winter begins and lot of patience is expected until the day begins to lengthen again.

Greenhouse heaters:

The greenhouse heaters are checked then and then to make sure that the heaters work effectively. For one to keep things warm the greenhouse can be insulated with bubble-wrap and this is termed to be one of the most inexpensive ways. It will greatly help in reducing heating bills too. To provide floral display all throughout the year, perpetual carnation is required and this can be enabled all with a temperature of about 7 degree during night time.

Shut down of ventilation:

Ventilation is a very important factor for greenhouse fertilizer applications during winter season. Free ventilation is allowed but one should check carefully and prevent the cold breeze from entering into the greenhouse glass because it can chill down many things. Therefore one should shut down their vents quickly before the temperature falls in and becomes very cold. During windy or foggy days when the climatic condition is extremely cold outside, the greenhouse could be kept closed. And if this condition persists the green house should be insulated so that the growing plants could be kept safe from the heavy freezing cold.

Winter watering:

There are lot many chances for the soil to dry out, during this time winter watering could be done. Winter watering is not to be done often, because if too much of water is supplied it can sometimes damage the roots and cause lot of problems especially in the tender growing plants. So it is always better for us to keep the soil slightly dry and in good light to avoid damaged circumstances.

Care for plants:

A special care for plants should be always given. At the very beginning of winter the plants should undergo outstanding potting and cuttings of fuchsias and pelargoniums could also be potted. If these hardy plants are potted up in winter then we could expect flower blossoms very much earlier. A wide range of bulb varieties could also be potted out this way and one could definitely wait for an early blossom. Many green house plants namely begonias, gloxinias, could be sown by the month of January or February. An early rise in temperature could result in the sowing of early cropping vegetables.

Care against fungal attacks:

When the frost is too high the winter green house provides refuge for a great number of flowering plants. Although the flowering plants are highly dormant, we should check those plants occasionally so that the compost does not get dried off. These flowering tubers or bulbs should be examined periodically to check whether it has got any sign of attack of fungus. It is also checked occasionally to see whether it is rotten. If it is rotten or if there is any sign of fungus then immediately these flowering tubers or bulbs are discarded and destroyed. Generally pests don’t seem active this season, anyways it is better to check out for whitefly or vine weevil throughout this season. The fertilizers used in the garden frame plays a very important role in acclimatizing plants raised under the glass to a least controlled external environment.

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Highly Effective Tomato Growing Tips Those Actually Work

Most people with a backyard in their home, start gardening tomato, their favorite vegetable but without proper guidance they fail to attain much success so to help you, this article will throw light on some of the highly effective tomato growing tips. Read the rest of this entry »

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Hazelnut Production Guide – 2

Harvest: Hazelnut harvest in our country is usually done by hand picking and shaking the tree and collecting the nuts that fall. Hand picking method has been prevalent in earlier years, but the growth in production and manpower costs has made the latter method more feasible.

Storage: Hazelnuts are stored in sacks or in large containers. The warehouses that will store nuts should:

It makes cakes, beautiful and delicious

It makes cakes, beautiful and delicious

  • Have a few opposing windows open for ventilation with protection against winged pests.
  • Not be warmer than 15 or 20 degrees.
  • Not have water pipes run through them.
  • Have walls that will not let moisture through after constant rain.

If the nuts will be stored for more than one year, the temperature shouldn’t be above 4 degrees and the moisture should be around %60.

Pruning: Pruning of hazels start with initial shaping when they are first planted. Throughout their productive lives, pruning is one of the most important actions that help with yearly growth, yield and lifetime. Pruning causes trees to grow in shapes that allow more production and help with harvest and pest control. The pruning of root shoots keeps the nutrients for trees that produce hazelnuts.

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The Importance of Taking Care of Soil‏

Soil, is a living thing. Like all living things, it needs air, moisture and warmth. If we don’t work on it with correct techniques, we can’t harvest as much as we’d like, we only get as much as it’s able to give. If we process our soil properly we will provide moisture, ventilation and warmth which is a good environment for the growth of plant root systems.

Soil Food Web

Soil Food Web

The goals of soil processing is:

  • Preparation of seedbeds.
  • Weed control.
  • Removal of foreign objects on the surface and making sure manure is mixed correctly with the soil.
  • Preparation of field for watering and control of erosion.

It is a common misconception in our country that more plowing leads to more production. The farmers even become proud when they plow their fields two or three times each season. But scientific research shows too much processing actually hurts the soil. It is bad for yield and production costs. The soil must be worked on just as much as it requires, not too little, not too much.

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Improving the Soil – Ventilation,Processability,Color and Water Holding Capacity

Ventilation: Ventilating the soil not only improves drainage but also makes roots and underground organisms breathe. Ventilation can be achieved with most of the methods that improve drainage.

Processability: Heavily clayed soil is hard to work on. To improve this, drainage methods can be used together with adding organic materials that the soil lacks.

Color: Color of soil will change depending on for how long it’s been worked on. While the color of soil depends on the kind of rock it originated from, the amount of organic matter also has an effect. It can be said that the dark colored soil has been used in agriculture for centuries. Dark colored soil absorbs the heat faster and it will lose it slowly. This means they start getting warmer earlier in Spring. As such, improvement of color means darkening it. In old days, this was done by adding ventilated ash to soil, but nowadays we use organic mixtures.

Water Holding Capacity: Soil with too much sand in it has too good drainage, water disappears before the roots can absorb it. To improve water holding capacity of soil, as much organic matter as possible must be added. This will improve the situation and let the roots absorb water when the moisture is low.

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The Protected Cultivation of Fresh Beans

Up until recently, fresh beans were grown on the bottom of columns in greenhouses as intermediate products in order to utilize space. However, for the last few years, fresh bean cultivation has been accomplished via the monoculture method. Fresh beans are not selective in soil and can thrive in sandy, sandy loam and humus soil. Bean growing is more difficult in salty soils.

Speaking of salt, irrigation water should not be salty either. Beans grow well under 6.1 – 7.4 pH degrees and are sensitive to cold. The minimum temperature required for seed germination is 50 F while the optimum temperature required is 68 F – 77 F during their development period and 64 – 68F during their flowering period. The temperature of the soil should be 64 F.

Fresh beans are not selective during the duration of daylight exposure. In greenhouses, fresh beans are grown in warm seasons (particulary in spring) by shadowing them. In this way, the temperature in a greenhouse is reduced during hot weather. On the other hand, there is no need for shadowing during the autumn season.

Beans do not like excessive humidity

Beans do not like excessive humidity during their flowering period since this causes the failure of their seed set. However, they require 60 – 70% water in the soil they are planted in. Irrigation should be done accordingly. There should not be much air current or a high level of humidity/temperature.

There are two cropping periods to consider when fresh beans are grown in a greenhouse — the fall season and the spring season. Cropping is done in the middle of September during the autumn and in the middle of December during the springtime.

The greenhouse in which the fresh beans are grown must be solarized or disinfected with chemicals during the summer, just as it is typically done for the other greenhouse products.

In addition, the ventilation windows of the greenhouse should be covered with a material which will allow air to enter but discourage insects from passing through (particularly during the fall season in order to protect against viruses). After tilling the soil for plantation, masuras are must be prepared for the double-row method with spacings of 45x20x15 inches.

One hour before drilling, soil should be left under warm chemical water in order to protect against diseases and harmful factors. 1-2 swollen seeds must be placed into each planting hole and covered with soil. Soil should not be humid during this process. Watering should not be done until the seeds are germinated and the cotyledon and first set of real leaves come up. Otherwise, seed decaying occurs due to excess water.

What to do, When the seedlings have 2 to 3 leaves ?

When the seedlings have 2 to 3 leaves, hoeing should be done. Trellising structures should be created by lacing twines on each row. This process should be done expeditiously, otherwise the plants will not grow effectively. Fresh beans have an innate twining quality. Once a bean plant clings to a trellis, it twines around the trellis and grows upright. There is no need for twisting it or pruning. Water should be given in small portions until the first formation of beans. When the beans begin to grow, they will need more water and thus the amount of water will increased along with the interval time (which will be reduced).

Which chemicals need to use ?

In the production of greenhouse beans, a controlled amount of organic fertilizers must be added to the soil. Prior to greenhouse solarization, 4-5 tons of stall fertilizer should be applied per thousand square meters.
Upon the first real irrigation, irrigation as well as fertilization should be applied during the growing period.
In one growing period, a total of  8-12 kg nitrogen (N), 10-12 kg phosphorus (P2O5) and 12-15 kg potassium (K2O) should be applied in pure form.

In fresh beans, the potential for self fertilization is 99%. Before the plants flower, the male and female organs are mature enough for fertilization and once the fertilization process is accomplished, flowers develop. Dry and hot weather during the fertilization period have a negative impact on the fruit set. The fruit (which is a bean) becomes small, it curls up, and then it turns yellow and falls off.

In fresh bean growing, beans should be harvested when they are mature and green. The fruit is a bean and there are seeds between the two carpel leaves. Harvesting should not be done before the seeds are filled and before the beans are in their place. There are three typical bean shapes: flat with curled ends, an open C or S letter.

In the event of diseases or pests, chemical control should be taken in accordance with the Technical Guidelines of Agricultural Control.

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Cultivated Mushrooms — Where Should They Be Grown?

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White mushrooms, table mushrooms and button mushrooms, these delicacies have many names among the customers for they are very popular indeed. If you want to grow your own mushrooms there are several choices you might consider if you’re asking the question “where?”. Read the rest of this entry »

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Organic Warfare — More On Organic Pest Control (Part 2)

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We’re back again with installment 2 of our organic pest control guide, so we’ll continue by explaining more about “Cultural Measures” today.

One of the most important things to bear in mind is that strong plants are able to resist diseases and pests more effectively and for a greater length of time. Read the rest of this entry »

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Ventilation Control For Greenhouse Roses

The greenhouse should be ventilated, depending on temperature and moisture. Ventilation should be done when the temperature inside the greenhouse is higher than 21 degrees. Ventilation helps control the temperature and humidity while providing the plants with CO2 and O2 gases.

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Carbon Dioxide Rate For Greenhouse Roses

For the greenhouse roses, carbon dioxide used with the water is important. Since more photosynthesis improves the growth rate of roses, more carbon dioxide is benefical. The normal amount of carbon dioxide in air is around 300 ppms. The carbon dioxide in the air could be refreshed by ventilation or burning alcohol in the green house.

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