果树的整枝修剪英文-课件PPT（精）.ppt

文档介绍：PruningTermswpruning - removal of parts of the top or root systems of plantswfruit spur - stubby, fruit bearing twigTermswtranslocation - movement of water and soluble minerals from one part of the plant to anotherTermswinhibit - prohibit or slow actionwhormones - pounds produced by plant. Regulate plant functionsTermswtwig - very small branch of a treewcane - stem of various fruits. Ex: raspberryTermswshoot - small outgrowth on a bushFactswgenerally has no specific seasonwcontinuous processwserves a purpose for the plantFactswenhances ornamental valuewgenerally prune with natural form of the plant, not against itPurposeswremove diseased, dead, or damaged limbswrestrict or promote growthwdevelop certain forms of growthMethods of pruningwrootwshoot or stem