University of Saskatchewan Fruit Program.Info on their released apple varieties and also on their cherries and honeyberries (haskaps)
The DBG Fruit Growers GroupAlaska Fruit Trees websiteUAF Cooperative Extension Service PublicationsSuggested searches: Crabapples, Apple tree
North Carolina State UniversityCornellPruning apple trees to a central leader systemWinter Care of Your Fruit TreesWinter Injury to TreesPreventing Girdling
What is Grafting – Methods, Techniques & Benefits of graftingWhip and Tongue graftHow to Graft Apple Trees (Bench Grafting) – Seed Savers ExchangeBackyard Fruit GrowersGrafting Techniques, PennState ExtensionVegetative Propagation Techniques
Soil Health in Orchards Washington State UniversityCooperative Extension Service Kenai Peninsula District OfficeSoil Test Interpretation for Alaska GardensBrookside laboratories, Inc.Soiltest Farm Consultants, Inc