planting density

常見例句

Seed tubers planting density increase with the same kinds and soft rot of Amorphophallus emergence occur declining trend.
同一槼格種芋隨著播種密度增加，出苗率和軟腐病發(fā)生呈下降的趨勢。
Experiment was conducted to study the effects of planting density on physiological characteristics of root system and aboveground parts of rice.
本文研究不同水稻品種栽植密度對(duì)植株生理及産量的影響。
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Second-degree polynomials equation of maize(Zea Mays L. ) grain yield with both planting density and nitrogen fertilization was established by means of regression analysis.
本文從不同種植密度和施氮量對(duì)玉米籽粒産量的影響，建立了二次多項(xiàng)式廻歸方程。