density of crop造句
造句与例句
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- Based on cultivating experiment of corn from 1996 to1999 , the field researches on corn in arid mountainous area of changping was made on the sowing period , maize varieties , density of crop , methods of fertilizer application and mode of planting . furthermore , it is in this article that the system of cultivation techniques of high yield corn is discussed
1996至1999年进行多年玉米旱地栽培试验，对昌平山区旱地玉米的播期、品种、播种密度、施肥措施、种植方式进行了分析研究，探讨了昌平山区旱地玉米的高产栽培技术体系 - It's difficult to see density of crop in a sentence. 用density of crop造句挺难的
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