perennial ryegrass

常见例句

The turnover of lamina tissue of perennial ryegrass was systematically studied through cutting experiment by the application of the theory and methods of the tissue turnover.
本研究應用組織轉化的理論和方法，通過周割試騐對多年生黑麥草葉片組織的轉化進行較爲深入的研究。
As a turf type seed base for perennial ryegrass production, the irrigation area of Ningxia Plain was available, because of its rich sunshine and lower rainfall during seed formation.
而且，由於種子成熟期日照充足，降雨量低，故甯夏引黃灌區作爲我國草坪型多年生黑麥草種子生産基地是完全可行的。
As one would expect, the science of maintaining Wimbledon's courts has been subject to rigorous research - the current formula is 100% Perennial Ryegrass, cut to a height of exactly 8mm.
正如人們料想的一樣，溫網草地的維護和保養，離不開科學力量的相助。目前，溫網草地是100%純種的黑麥草，而且草的高度都統一是8毫米。