For example, to unit test an object that USES a database, it may be burdensome to install, configure, and seed a local copy of the database, run your tests, then tear the local database down again.
The results indicated that the grain per spike, seed setting rate, spikes per unit area and thousand grain weight had great contribution to the yield, especially grain per spike and seed setting rate.
结果表明：每穗粒数、结实率、单位面积穗数与千粒重对优质稻产量形成贡献较大，尤其是每穗粒数、结实率；
3
The thinning intensity and seed production per unit area wereclosely interrelated;