在堪萨斯州的西南部，曾经的短草牧场因为被圆形的饲料作物田地点缀而变得斑驳起来，整张图片宛如一幅美妙的现代艺术作品。
Resembling a work of modern art, variegated green crop circles cover what was once shortgrass prairie in south-western Kansas.
结果表明，耐寒性差、生长期短的一年生植物微孔草mDA含量较低，保护酶活力也较低。
The results showed that MDA content was lower in annual grass, also several antioxidant enzyme activities were lower.
通过对试验数据的回归分析，建立了林灌地和封禁草灌地在短历时暴雨条件下的土壤水分入渗经验模型。
By the regression analysis of date observed from this experiment, a model of infiltration for forest-shrub land and grass-shrub land was constructed.
互花米草、狐米草和大绳草的表皮均由长细胞、短细胞（栓质细胞和硅质细胞）、盐腺和气孔器组成。
The epidermis of culm of S. alterniflora, S. patens and S. cynosuroides is all made up of long cells, short cells (cork cells and silica cells), salt glands and stomatal apertures.
种植方式： 单臂篱架，短梢修剪； 隔行留草，手工精选采收。
Short pruning ( double guyot ) ; weeding a year , hand - picking with double sorting.
目的：探讨黄珠子草有效成分短叶苏木酚及8，9-单环氧短叶苏木酚保肝作用及机制。
Objective: To investigate the effect of protecting liver of brevifolin and 8,9-single-epoxy brevifolin of Phyllanthus simplex.
目的：探讨黄珠子草有效成分短叶苏木酚及8，9-单环氧短叶苏木酚保肝作用及机制。
Objective: To investigate the effect of protecting liver of brevifolin and 8,9-single-epoxy brevifolin of Phyllanthus simplex.
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