Seed germination percentage,germination energy and germination index were measured under condition of temperature 17℃,19℃,21℃,23℃,25℃.
设置5种温度对夏枯草种子进行发芽试验,根据不同温度下的发芽率、发芽势、最初萌发时间等指标,探讨夏枯草种子发芽的最适温度。
The result showed that the seed germination energy of M.
在人工气候箱20、25、30和35℃四种温度条件下进行辣木种子发芽试验,研究温度对辣木种子发芽的影响,结果表明,25℃时辣木种子发芽势最高,发芽率随温度的升高明显降低,种子的萌发最适宜温度为20~25℃,在这个温度条件下,出苗集中,苗健壮,持续时间短。
Through treatment of soybean seeds with high voltage electric field the impact of the electric field on emergence rate,fresh and dry weight,spouse length and germination energy were studied.
通过对大豆种子进行高压静电处理,研究了高压静电场对大豆种子发芽率及发芽后的鲜重、干重、芽长和发芽势等指标的影响。
The germination rate and germination vigor of Saposhnikovia divaricata seeds are all lower.
防风种子发芽率和发芽势均较低,其主要原因包括个体之间的差异及物种特性。
The germination vigor and the germination rate in Eupatorium catarium seeds in different zoology types,different habitats and different temperature were analysed,and the relationships of the germination vigor and the germination rate and temperature in Eupatorium catarium seeds were analysed too.
分析了不同生态类型、不同生境、不同温度下假臭草种子的发芽势和发芽率,并分析了假臭草种子发芽势和发芽率与温度的关系。
Centipedegrass seeds were treated with NaOH,H2SO4,KNO3,rubbing and low temperature and the results indicated that the best treatment was to treat the seed with 50 g/L NaOH for 15 min,and the germination rate,germination vigor and germination index were 97.
用NaOH、H2SO4、KNO3、摩破种皮和低温处理等方法对假俭草种子进行萌发试验研究,结果表明:以50 g/L的NaOH处理15 min效果最好,发芽率,发芽势和发芽指数分别为97。
Experimental results show that the germination potential of the samples irradiated by both carbon ions and electrons increases first and then decreases with dose, while their germination fraction goes down gradually.
结果表明:无论是碳离子辐照还是电子辐照,发芽势都随注量的增加先升高后降低,发芽率都随注量增加逐渐降低。
The results showed that the effect of each treatment,namely,different seed collecting time on seed quality was apparent,the difference of the weight of a thousand seeds,germination percentage and germination potential was remarkable for the treatments that was from Aug.
对油松不同采种时期对种子质量影响问题进行了试验研究 ,结果表明 ,各种处理即不同的采种时期对种子质量影响明显 ,从 8月 15日开始 ,到 9月 2 9日的处理 ,种子千粒重、发芽率、发芽势差别极显著。
Experimental results show that the germination potential of the irradiated has relationship with dose distribution of the ions, a peak value of 76.
结果表明:辐照后不同贯穿深度上番茄种子的发芽势与物理剂量对应,第8层样品(对应于碳离子在水中的贯穿深度为15mm)出现峰值76。
Ten tobacco varieties,including six from America and four from China,were used to investigate germination rate,germination potential and simplified vigor index.
为了研究不同遗传背景烤烟品种间种子活力的差异,选取了6个美国烤烟品种和4个中国烤烟品种,在同等试验条件下,对10个材料的发芽势、发芽率及简化活力指数进行测定和统计分析。
Before being planted artificially,the hard seed of wild soybean in Yellow River Delta Area must be treated to improve the germination rate.
05),其中处理时间为9 min发芽率和发芽势最佳,分别达到100%和99。
Soaking and cultivating forestry seeds used the water treated by various magnetic field and intensity, observed the change of germination percentage, germination rate, embryo root and embryo shaft, The results showed that the magnetized water could increase the germination percentage, germination rate and growth, uniform field was better than gradient field, and magnetic field intensity 0.
用不同磁场和不同磁场强度处理的水对林木种子浸种培育 ,观察种子发芽率、发芽势、胚根和下胚轴的变化。
Salt tolerance of 19 alfalfa varieties in geminating period has been studied by measuring the germinating energy,germination rate,seedling height and root length under the treatments with 0.
0%的Nacl溶液分别对19个苜蓿品种种子进行处理,通过发芽势、发芽率,幼根长和幼苗高对各品种种子萌发期耐盐性进行了研究。
3” as the materials, calces as drier, jar and wooden trunk as storage container, the moisture content, germination percentage and germinating energy change of the material were observed during three years.
以珍珠豆型花生品种狮选 3号为材料 ,用生石灰作干燥剂 ,瓦罐及木箱作保存容器 ,通过 3年观察其含水量 ,发芽率 ,发芽势的变化 ,找到一种简单 ,价廉的花生种子贮藏方