Plantations of slender spindles are an example of such optimum density conditions . 细长纺锤形栽植就是这种最适密度条件下的一个例证。
Contour planning with or without terracing is effective in conserving both soil and moisture . 等高栽植，无论做或不做梯田对于保持水土都能有效。
Trees can be trucked to the field in 50-gallon drums one-third full of water . 栽植果树时要把果苗泡在50加仑的大桶中加水满13，用卡车运到田里。
In the western part of this section, rainfall is less, and apples are grown primarily in home plantings . 本区西部雨量少，最初苹果是在庭院中栽植。
It is important for drainage work since checks can be made on its effectiveness before planting . 排水工作很重要，因为在栽植前就可对其效果加以控制。
Contour planting is one of the best systems adapted to cultivation management on rolling or sloping land . 等高栽植是适于坡地或起伏地的最好栽培管理方式之一。
The most prevalent weeds around recently planted trees are usually grass and annual broadleaved weeds . 在新栽植的幼树周围，长得最多的杂草通常是牧草和一年生阔叶杂草。
If all the seeds germinate at one time, they can be removed for planting when the radicles are 0. 5 to 1 cm long . 如果全部种子在同一时间发芽，则当胚根长到051厘米时移出去栽植。
Local foresters worry about the possibility of serious disease or insect outbreaks which might result from such monoculture . 当地的林学家们很烦恼，因为这样单一栽植的结果，可能发生严重的病虫害。
Contour planting with or without terraces is one of the best systems adapted to cultivation management on rolling or sloping land . 等高栽植（不论有无梯田）是适于坡地或起伏地的最好栽培管理的方式之一。
