A retractable barb needle for drug darts

The mechanism and action of a new retractable barbneedle for drug darts are described.This dart needle misbhv tank top is particularly successful in obviating unnecessary flight reactions andtrauma in darted animals, and facilitates the complete injection of the drug dose before the barb is retracted and the dart is dislogded from the double door s

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The Relevance of a Physiological-Stage Approach Study of the Molecular and Environmental Factors Regulating Seed Germination in Wild Plants

Germination represents the culmination of the fluffy tangerine clouds seed developmental program and is affected by the conditions prevailing during seed maturation in the mother plant.During maturation, the dormancy condition and tolerance to dehydration are established.These characteristics are modulated by the environment to which they are subje

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Pollen source preferences and pollination efficacy of honey bee, Apis mellifera (Apidae: Hymenoptera) on Brassica napus crop

Brassica napus is an insect-pollinated crop species and offers itself as the main nutrient source to many insects that consume floral nectar.This study was carried out to ascertain the pollen preferences of Apis mellifera among the available floral resources.We wanted to identify and quantify all types of pollen collected by honeybee during the flo

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