topdressing

The result showed that higher density of highland-barley show visible effect in controlling the quantity and fresh weight of broad weeds, topdressing have no relation to the control effect of broad-leaf weeds.

结果表明：高密度作物对田间阔叶杂草的株数和鲜重有明鲜的抑制作用，追肥与阔叶杂草防效无关。

The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.

随著施氮量增加,追施氮肥的利用率明显下降.

The nitrate content in the fruits and the soil ( 0-40 cm soil layer) of every fertilizer group had a tendency that moved upward in early and attained maximal value at 6-9 days later, then dropped once more after the same time topdressing.

2追肥后间隔不同天数采收不同施肥处理樱桃番茄果实与土壤（0～40cm土层）中的硝酸盐含量也呈现先上升，在施肥后第6～9天达到最大值，而后又下降的趋势。

Tear off the rhetorical topdressing from his speech and you find there's very little solid content.

去掉他演讲中华丽的辞藻,你会发现其中没什么实在内容.

The nitrogen application amount had a positive linearity correlation with spike number while a quadratic curve or negative linearity correlation was existed between the ratio of basic to topdressing and spike number.

施氮量与单位面积穗数呈线性正相关，氮肥基追比与穗数呈二次曲线或线性负相关，专用小麦不同追施氮肥时期处理均三叶一心期追施氮肥穗数最多。

Influences of Different Topdressing Levels of Potassium on the Yield and Quality and Tar Content in Flue-cured Tobacco

不同施钾量对烤烟产质量及焦油含量的影响