handled honey refractometer tester beekeeping tool honey bee refractometerпокупайте товары для здоровья и красоты в интернет-магазине Salonfos.ru:
Extech Portable Salinity Refractometer with 0 - 100 ppt and 1.000 - 1.070 refractive index offers accurate and repeatable measurements on easy to read scale and features Automatic Temperature Compensation (ATC) from 10 to 30 deg C. Needs only 2 or 3 drops of solution for a reading. Features Used to measure the salinity of the water. Sturdy and light weighted Aluminum body. Superior quality rubber grip. High quality and accurate testing result. Can be easily calibrated with a mini-screw driver. Automatic temperature compensation (ATC). Easy to use, convenient to carry. Specifications Salinity Range 0 - 28% Automatic Temperature Compensation System Yes Version Traditional Version Dimension 168 x 39 x 39 mm Weight 230g
Honeybee mite, T. clareae is the main limiting factor for successful A. mellifera L. beekeeping, which even causes complete collapse of the honeybee colonies. Incidence and heavy infestation of this mite has threatened the beekeeping enterprises throughout the world. This book helps and understand incidence and test the efficacy of different control measures against this pest. The research experiment is fully biological research conducted in Nepal. This research gives the idea of Incidence and method of controlling the dangerous bee mite, Tropilaelaps clareae on Apis mellifera L. . Now a day, organic honey is popular throughout the world. This book helps the idea of producing organic honey and time of incidence which also give time of controlling this mite. This book helps the commercial beekeeper, the researcher, the teacher, and the students who concern the different activities of beekeeping. The experiment of this book clarify that the mite infestation remains low if all colonies prepared brood less at least once a year or obtain mite free package bees. So, queen caging once a year is recommended for producing organic honey for commercial beekeeper.
A tiny honeybee emerges from the hive for the first time. Using sunlight, landmarks, and scents to remember the path, she flies in search of pollen and nectar to share with the thousands of other bees in her hive. She uses her powerful sense of smell to locate the flowers that sustain her, avoids birds that might eat her, and returns home to share her finds with her many sisters. Nature lovers and scientists-to-be are invited to explore the fascinating life of a honeybee, gleaning golden tidbits of knowledge to pollinate their young minds.