what is the seed germinator chambers? how does it works? what is the working principle of seed germinator chambers?

 SEED GERMINATION CHAMBER

It is very well known that a seed germinator is laboratory equipment that is used for the Germination of Seeds. Anachem Lab Seed Germinators provide suitable varying atmospheric conditions for seed germination; that can be created within the chambers without the need of going outside. The seed germination chamber creates an environment in which humidity, light, and temperature are controlled to provide optimum conditions for the germination of seeds. They are made of double-walled structure having two chambers, one inner and one outer. Anachem Lab Seed Germinators are designed in such a way that they can control crucial environmental parameters. The main components of a Seed Germinator include

·           A germinating cylinder

·           A temperate controller

SALIENT FEATURES

·         Reliable

·         Low maintenance

·         PUF insulation

·         Energy efficient

·         RS 232 interface

·         Stainless steel interior

·         Corrosion resistant

APPLICATIONS

Apart from the usual germination applications, Anachem Lab Seed Germinator also has the following applications

·         involving plants, tissues, and microorganism test

·         Electronic components industries

·         Enzyme reaction studies

·         Tissue culture application

·         Growth observation studies

·         Fermentation analysis

 

CONSTRUCTION DETAILS

Chamber Body: Double-walled cabinet with inner chamber made up of Aluminum and outer wall of heavy gauge PCRC steel sheet that is degreased and pre-treated with primers for rust-proofing. One chamber is fitted with a sealed compressor for cooling and the second one with heaters for heating.

Insulation: It’s a process of retardation or the reduction of heat loss or heat gain for energy conservation. Anachem Lab Seed Germination Chamber provides cellular insulation that is through polyurethane foam.

Heating: Each chamber is individually electronically controlled Accuracy ±1 °C with light temperature. Range in the heating chamber is ambient to 60 °C.  The desired positive temperature is provided through stainless steel sheathed air heaters these heaters do not affect the test specimen directly as they are placed in a conditioning plenum providing indirect heat.

Air Circulation: Efficient motor fans are provided for Air Circulation ensuring uniform temperature throughout the chamber.

Cooling: The cooling chamber ranges from 5 °C to 60 °C Negative temperature is maintained through ultra-low temperature application compressor and non-CFC ecofriendly R 404a refrigerant used.

Refrigeration: It is provided through a hermetic and half-hermetic compressor cascade refrigeration system.

The hermetic compressor is completely sealed, especially against the escape or entry of air, and semi-hermetic compressors are partially sealed units and these units are mainly utilized for real refrigeration work.

Humidification: Humidification is the process of regulating humidity; a measure of moisture in the air. Humidity inside the Anachem Lab seed germinator is provided through steam generated from heating water using an immersion-type heater. A water reservoir is provided in the machine with heaters and controls for this purpose, to achieve 90 to 95% ± 3% RH (non-adjustable).

Temperature Control: The temperature inside our chambers is controlled through a programmable micro-processor-based temperature controller cum Indicator. ­

Working Principles of Seed Germination

Monitoring the potential for growth or quality of the seed and forecasting the performance of the seed and seedling in the field are the two goals of laboratory seed germination testing.

 Seed processed for sale must be tested by a laboratory certified by 1STA or NOTIFIED under the SEEDS ACT.

Finding out the planting value of the seed sample and, consequently, the quality of the seed lot is the ultimate goal of assessing germination in a seed testing facility.

Comparing the performance potential or superiority of the various seed batches also requires laboratory germination data.

The following are the typical uses of the germination results by farmers, seed companies, and government agencies:

1.                   Sowing purposes, determining the seed rate required to achieve the specified field establishment.

2.                   Labelling reasons

3.                   Seed certification objectives.

4.                   Seed Act and Law Enforcement Purposes.

5.                   growth and differentiation

6.                   Growth of the embryo - the visible evidence of germination – involves both cell elongation and cell division.

7.                   Cell division is usually initiated in the radicle about 24 hours after the beginning of water absorption. As the

8.                   seedling develops, moisture content increases to about 85% (characteristic of succulent leaves and stems).

Seed testing Germination is described as the emergence and development of critical structures from the seed embryo that show the ability of the seed examined to develop into a normal plant given favourable soil conditions. Seedlings that lack an important structure, have weak or uneven development or have decay or damage that interferes with normal seedling development are excluded from the germination % calculation. Diseased seed, old seed, mechanically damaged seed, seed stored in high moisture, and excessive heating can all have an impact on seed performance in germination tests.

1.                   To determine the seed rate needed to accomplish the intended field establishment, for sowing reasons 

2.                   For labeling purposes 

3.                   For seed certification.

4.                   For Law Enforcement and the Seed Act objectives.

testing of seeds The process by which critical structures from the seed embryo emerge and develop and, for the type of seed examined, show promise for normal plant development in soil under the right circumstances is known as germination. The germination % does not consider seedlings lacking an important structure, exhibiting sluggish or uneven development, or suffering from deterioration or damage that interferes with normal seedling growth. The results of germination tests can be impacted by several factors, such as old or diseased seed, damaged or mechanically damaged seed, seed kept in an excessively damp environment, and excessive heating of

 

3. Maintenance of Equipment:

The seed analyzer is responsible for making sure that:

1. Every piece of equipment is in good operating order.

2. The temperature in the germination is being maintained properly.
3. The germinator's relative humidity is kept between 90 and 98%.
4. The germination trolleys and germinators have suitable phytosanitary conditions.

5. The seed germinators are routinely cleaned with hot water, a potassium permanganate solution, or chlorine water.
6. The walk-in germinator’s temperature and relative humidity are tracked every day and shown on a chart.

7. To prevent bacterial, fungal, or insect contamination, the walk-in germinator's walls, ceiling, and floor are smooth, evenly plastered, and properly painted.