Disease incidence related closely with not only varieties and meterological condition, but cultivation practices such as irrigation, sowing date, sowing density, sowing method and so on.
发病程度除与品种、气象条件有关外，还与灌水，播种时期，密度，播种方法等栽培措施关系密切。
The results indicated that plant height, leaf age, LAI and accumulation of dried matter existed difference under different sowing density, especially sowing densities had the great effects on yield.
结果表明，不同种植密度下株高、叶龄、LAI和干物质积累均存在差异，且产量受种植密度影响较大。
The suitable planting density and time of sowing are favor of optimum use of soil water and improving water use efficiency, and make potato increasing its output.
适宜播种密度和播期有利于土壤水分的优化利用和水分利用效率的提高，可促进旱地马铃薯增产。
With density and nitrogen application being increased or sowing date being postponed, the fat content was slowly falling after the peak value, but increased at mature period.
随密度增加、施氮量增大或播期延迟，胚中脂肪含量均在峰值之后下降缓慢，成熟时脂肪含量均有增加。
And death rate of tiller and leaves existed difference in the year and next year, which increased as density of sowing increasing.
单株分蘖死亡率及单株叶片死亡率在播种当年及第二年存在差异，随密度增加而增加，但在播种第三年差异消失。
Influence of variety, density and sowing time on radish yield was studied utilizing orthogonal test.
采用正交试验设计，研究萝卜不同品种、密度、播期对产量的影响。
The effect of the sowing date and density on the main economic characters were analyzed in tumorous stem mustard.
为给茎瘤芥的标准化栽培技术提供依据，研究了播期和密度对茎瘤芥主要经济性状的影响。
ObjectiveTo research the influence of sowing time , planting density and plowing depth to the yield and quality of Cynanchum paniculatum (Bge. ) Kitag.
目的考查播种期，种植密度及耕地深度对徐长卿产量和质量的影响。
The growing density of red bean is influenced with various factors such as fertility of soil, annual climate condition and sowing time.
红小豆的密度与土壤肥力的高低、年际气候条件和播期等因素有关。
High yield cultivation should pay attention to suitable sowing date, cultivating strong seedlings, reasonable planting density, fertilizer and water management, pest control and other key points.
高产栽培应注意适时播种、培育壮秧、合理密植、肥水管理、病虫害防治等要点。
High yield cultivation should pay attention to suitable sowing date, cultivating strong seedlings, reasonable planting density, fertilizer and water management, pest control and other key points.
高产栽培应注意适时播种、培育壮秧、合理密植、肥水管理、病虫害防治等要点。
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