论文部分内容阅读
栽植方法。深翻改土:植树穴60cm见方,表土与心土分放,栽植时将表土填入穴的下部,结合填土每穴施入厩肥15kg,尿素100g。栽植后每年亩施厩肥5方,结合施肥扩穴深翻50cm,3年全园普翻一遍。良种壮苗:由山东招县引进的富
Planting methods. Deep changes in soil: planting tree hole 60cm square, surface soil and heart and soil sub-release, when planting the topsoil fill the lower part of the hole, combined with filling each point into the manure 15kg, urea 100g. After planting five acres of manure fertilizer each year, combined with fertilizing and broadening deep hole 50cm, 3 years, the whole garden Pu again. Seedling seedlings: the introduction of wealth by the Shandong Zhao County