1) Sowing time
播种时间
1.
The effect is obviously different with the different sowing time of Pinus tabulaeformis.
油松育苗播种时间不同,效果明显不同,适时早播,不仅能提高苗木对病虫害的抵抗力,躲过苗木出土初期的日灼,还由于延长了苗木生长期,可增强木质化程度和抗寒、抗旱性能,为安全越冬创造有利条件,并能提高单位面积优质苗产量。
2.
Using the perpendicular experiments of four factors and three levels,the research investigated sowing time,size of seed potato,planting density,and growth regulate measures influences on yield and quality of potato with the potato new variety of Minshu 1.
以马铃薯新品种闽薯1号为试材,应用四因素三水平正交试验方案,研究了播种时间、种薯大小、种植密度和生长调控措施对马铃薯产量和质量的影响。
3.
Under the same soil method,seed treatment,sowing method,seedling management and pest control measure,the effect of mulch and sowing time on seedling\'s emergence of Pinus bungeana was studied.
在相同的整地、种子处理、播种方式、苗期管理与病虫害防治措施的情况下,研究不同覆盖基质及播种时间对白皮松出苗及苗木生长的影响。
5) interspecies transmission
种间传播
1.
This paper briefly reviewed the evolution,interspecies transmission,and implication of swine influenza in public health.
本文评述了猪流感病毒的进化、种间传播、公共卫生意义 ,认为猪流感在人流感和禽流感之间发挥着关键性作用 ,堪作研究人流感的动物模型和流感大流行的预警信号 ,建议重新审视猪流
6) Field sowing
田间播种
补充资料:地理分期播种(见地理播种)
地理分期播种(见地理播种)
d 11bozhong粼龄燕羁见地理播种。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条