For most soybean growers it is preferable to have rows wide enough to permit mechanical cultivation . 對(duì)于大多數(shù)大豆栽培者來說,最好有足以允許機(jī)械耕種的行距。
This usually means a wider spacing than would be used in an ordinary commercial nursery for the same species . 這通常意味著要比正常生產(chǎn)性苗圃的同樣樹種采用較大的株行距。
In seed orchards, this is accomplished through the establishment of dilution zones, control of the positioning of orchard clones, plant espacement, etc . 這就是在種子園設(shè)立稀釋帶,控制園內(nèi)無性系的位置和株行距離。
Double spacing is required between two paragraphs 段與段之間通常采用雙行距。