For bees living near the equator, dry and rainy
seasons shape the bees’ year. The month of June sees the beginning of a four
month rainy season in Ethiopia’s Amhara Region. A bee hive must be able to
protect the bees from the elements. The hive must be designed and mounted so
that it is protected from rain. We examine each of the three Ethiopian bee
hives to see if they are suitable in the rainy season. Traditional hives,
though often covered with mud and dung, are usually wrapped with banana leaves,
effectively shedding rain. Modern bee hives have a solid cover, making them
quite rain proof. Only transitional hives, also known as top bar hives are
vulnerable to rainy season problems. Traditional hives are mounted in trees,
where they serve as effective swarm catchers. Some traditional hives are
mounted on the walls of farmers’ houses, protected from rain by the overhanging
thatch or metal roof. Modern and transitional bee hives are mounted on stands
in the open. All three types of bee hives are at times mounted on stands with a
covered roof as in today’s photo, which shows from left to right a traditional
hive, transitional hive, and modern Zander bee hive. The roof above the hives
provides for good rain protection as well as shade from Africa’s tropical sun. The
space above the hives allows for good air circulation.
Bees in transitional hives are most vulnerable to
rain. Top bars are usually covered with some protective material. If the
covering is a simple water resistant top, the hive is well protected. However,
it is a common practice in Ethiopia to cover transitional top bar hives with a
heavy layer of green leaves during the rainy season. While this traditional practice
is meant to protect the hive from rainfall, it tends to hold moisture in and
around the hive. The moisture adds to the development of chalkbrood, a fungal
disease commonly afflicting Ethiopian bee colonies.
--Richard
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