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1·Taproot long-conic, rarely fusiform.

直根长圆锥形，很少纺锤形。

2·Taproot cylindrical, ca. 5 mm thick.

直根圆筒状，约5毫米厚。

3·Taproot and rootstock stout, reddish-brown.

直根和根茎坚固的，红棕色。

4·Taproot vertical, slightly thickened, branched.

直根垂直，稍微加厚，分枝。

5·Taproot bearing numerous dark brown fibrous roots.

承担多数的直根暗褐色的须根。

6·Taproot yellowish-brown, elongate-terete, unbranched.

直根黄棕色，拉长圆柱状，不分枝。

7·Censorship strikes at the taproot of our free society.

检查制度动摇我们自由社会的根基。

8·Taproot A persistent primary root that grows vertically downward.

直根：垂直向下生长的宿存主根。

9·The root system of the soybean consists of a taproot formed by the radicle.

大豆的根系包括由胚根形成的主根。

10·The taproot grows straight down to anchor the tree and reach for deep water.

主根垂直向下生长，以固定树身，并吸取深处的水分。

主根

1·The platycodoside contents in different organs showed that the order from high to low was flower, ovary, top of reed, root leather, below top of reed, taproot and stem.

对桔梗不同器官总皂苷含量的测定结果表明：总皂苷含量从高到低的顺序依次为； 花、子房、叶、侧根、芦头、根皮、芦头下、主根、茎。

2·The effects of cutting type, hormone treatment and cutting position on rooting ratio, average number of taproot and average length of root system were studied by orthogonal experiment.

通过正交试验，研究了穗条类型、生根试剂处理穗条、穗条插口修剪位置，在大叶栎扦插育苗过程中对其插穗生根率，平均主根数量及平均根系长的影响。

3·The root system of the soybean consists of a taproot formed by the radicle.

大豆的根系包括由胚根形成的主根。

4·This experiments studies on the changes of plant endogenous hormones of different alfalfa cultivars with different root regeneration ability(RRA)before and after their taproot were pruned.

研究根系发育能力不同的苜蓿品种在主根受伤后内源激素的变化。

直根

1·Calli were induced from cotyledons, hypocotyls, and taproot cambium of Daucus carrot. and cell suspension lines were established.

分别以胡萝卜子叶、下胚轴和直根形成层为外植体诱导出愈伤组织，并建立细胞悬浮系。

2·Taproot and rootstock stout, reddish-brown.

直根和根茎坚固的，红棕色。

3·Taproot cylindrical, ca. 5 mm thick.

直根圆筒状，约5毫米厚。

4·Taproot long-conic, rarely fusiform.

直根长圆锥形，很少纺锤形。

5·Taproot vertical, slightly thickened, branched.

直根垂直，稍微加厚，分枝。