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Friday, July 16, 2010

CHARACTERISTIC OF GREENFEED® FERTILIZER

Slow-release fertilizers are excellent alternative to soluble fertilizers. Because nutrients are released at a slower rate throughout the season, plants are able to take up most of the nutrients without waste by leaching.

Slow-release fertilizer is more convenient and less frequent application is required. Fertilizer burn is not a problem with slow-release fertilizers even at high rates of application; however, it is still important to follow application recommendations

PELLETIZED:

One type of slow-release fertilizer consists of relatively insoluble nutrients in palletized form. As the pellet size is increased, the time it takes for the fertilizer to breakdown by microbial action is also increased. An example of this type is Greenfeed®, a 12-16-4-2-TE fertilizer that is available in a palm oil plantation lasting a 1½ year and a medium grade lasting for a year. Greenfeed® is used commercially for forestry, nursery, landscaping, container plants, tree seedlings, ornamentals, and flower borders.

COATED:

Water-soluble fertilizers may be coated or encapsulated in membranes to slow the release of nutrients. For example, Greenfeed® fertilizer is composed of a semi permeable membrane surrounding water-soluble nitrogen and other nutrients. Water passes through the membrane, eventually causing enough internal pressure to disrupt the membrane and release the enclosed nutrients. Because the thickness of the coating varies from one pellet, or prill, to another, nutrients are released at different times from separate prills. Release rate of these fertilizers is dependent on temperature, moisture, and thickness of the coating. Greenfeed® is recommended for palm oil plantation, floriculture, nursery stock, and high-value row crops.

ZEOLITE:

Zeolite is a group of naturally occurring minerals having a honeycomb-like layered crystal structure. Its network of interconnected tunnels and cages can be loaded with nitrogen and potassium, combined with other slowly dissolving ingredients containing phosphorous, calcium and a complete suite of minor and trace nutrients. The zeolite acts as a reservoir for the nutrients which are slowly released "on demand." Indeed, the plant itself does the regulating of the nutrients as it needs them. With only the addition of water, plants will grow in the zeoponic medium for multiple growth cycles. Greenfeed® slow-release fertilizers that come with zeolite element is intorduces in the beginning of 21st century to local rubber and oil palm plantation, we discover that it provides a lasting reservoir of nutrients allowing the user to reduce added fertilization while achieving better plant and vegetations performance. Unlike commonly used fertilizers, the plant-growth material dramatically reduces loss of nutrients to groundwater and the ecological system.

With this zeolite integration into our slow-release fertilizer it provides further benefits like
  1. Combination of a superior growth medium and soil conditioner, as well as a fertilizer delivery system;
    All-in-one balance of major, minor and trace nutrients;
  2. High-efficiency delivery of nutrients to the plants;
  3. Much lower losses of applied nutrients to the environment; and
  4. Exceptional root development and improved plant performance.

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