MINIPOL Beehive
Bombus terrestris
Unit of packaging
General species: Bombus terrestris (large earth bumblebee)
For USA, Canada and Mexico: Bombus impatiens
Contains: colony with brood (pupae, eggs and larvae) and sugar solution.
Use
For optimal fruitset of tomato crops and many other crops. Both protected and outdoors.
Introduction
Manual (PDF)
- place the hive visible and accessible, not covered by the crop
- the best position is on a horizontal platform (avoid inclination else sugar solution may leak)

- make sure each hive on a support points to a different direction
- before opening the flight hole, allow the colonies to calm down minimum 10 minutes after placing on final position

- whenever possible, open flight hole when vents are closed to prevent loss of workers
Environmental conditions
- Minipol performs best at ambient temperatures of 8-28°C/46-82°F, 50-85% RH

- It may be necessary to provide extra shade (e.g. with styrofoam)

- in the direct surrounding of the CO2 supply, CO2 concentrations can reach dangerous levels for the bumblebees. Therefore cut off any CO2 supply in the immediate vicinity of the hive
Compatibility
If chemical crop protection is needed, all workers can be collected in the hive by means of the BEEHOME system.
The hive contains two flight holes. Through one hole, bumblebees can fly in both directions. The other hole has the so-called Beehome feature: bumblebees can fly in, but not out. To achieve this, close the flight hole for two-way traffic. Within one hour, all bumblebees will have returned in the hive.

Always consult the Koppert side effects information or your consultant before applying chemical pesticides.
Remarks
- the sugar solution that is provided with the hive is generally sufficient for the entire life of the colony
- secure the hive so that ants cannot enter it, e.g. with a barrier of grease or insect glue
- also avoid contact between plants and hive, since this can also be a way for ants to reach the hive
- if pollination is required during a longer period, regularly place new hives in the greenhouse
Visual effect
When a bumblebee visits a tomato flower, it bruises the flower, resulting in visible 'bite marks'. One visit is enough for good pollination. It is recommended to check the bruising on the open flowers. In normal weather and plant conditions, the level of bruising should be between 90 and 100 % of the open flowers.
In most other crops bumblebees do not leave visible traces of their activity.
Precautions
Bumblebees are attracted by colorants and odours, as well as by blue clothing, after shave, make-up etc. Bumblebees are not aggressive but they might sting in self-defence. This usually only leads to local itchy swelling. This is not alarming. Azaron or After-Bite (available in drugstore) releases pain and itching.
Some people however can show oversensitive reaction: pain and itching on other places than where stung, or sometimes even over the entire body. Other possible symptoms are: red skin, blisters, respiratory problems, sickness, sneezing, irritation of nostrils, throat or eyes.
In those cases consult a doctor immediately. Click here for more information about stings.
Important!
The introduction rates of this product should be adjusted to the mode of action of the product and the results that can be expected in the crop where the product is applied. Your local Koppert consultant or recognized distributor will be able to advise you further.
Only use products that are permitted in your country/state and crop. Check local registration requirements.
Koppert Biological Systems can not be held liable for unauthorized use.
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