In Bhutan the Persian Walnut (Juglans regia L.) is highly valued for its timber and listed under special class in Royalty on Forest Products of Bhutan. Possessing high other medicinal values, ecology species country was poorly understood. The study aimed to understand ecological requirements habitat modeling A purposive non-probability sampling adopted natural habitats four districts (Gasa, Pun...

walnut is a plant belongs to juglandaceae family. among 21 species, of thejuglans genus, the persian walnut (juglans regia l.) is recognized as the bestspecies. the main aim of the current research work was identification of geneticdiversity among persian walnut species in golestan province, iran. morphologicaltraits used as an approach to evaluate 96 trees which belonged to five nativepopulati...

Homogeneity in azinphosmethyl resistance was assessed in males of a laboratory-selected (Select-H) and susceptible (Yolo) colony of Trioxys pallidus (Hymenoptera: Aphidiidae) using a time response assay. No evidence of heterogeneity within the two colonies was found. Reciprocal crosses between the Yolo and Select-19 colonies resulted in F1 females which exhibited a semidominant response to azin...

iran is among the world's arid and semi-arid countries. drought stress is one of the most important environmental stresses affecting fruit trees and considerably can cause yield reduction. persian walnut (juglans regia l.) with significant area harvest is one the most important nuts in iran which require sufficient amounts of water for optimal growth and efficiency. in order to study the e...