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The effect of moisture content on seed longevity of 3 Betula luminifera families (3, 20 and 22) was explored. 摘要研究了不同家系（3、20、22号）光皮桦种子在不同含水量条件下的贮藏寿命。
The effects of PEG pretreatment on seed vigor of masson pine(Pinus massoniana)were studied. 研究了聚乙二醇(PEG)渗透处理对马尾松种子活力的影响。
The results showed that: seed vigor attained maximum value when the seed dry weight reached maximum value during seed maturation. 研究结果表明：新麦草种子活力随著种子的成熟而逐渐增加并于种子获得最大干重时，活力达到最高。
In this study, the best treatment to enhance seed vigor of Pinus flexilis James. was under the condition of( 20%)PEG:(2d). 研究认为,提高柔枝松树种活力的最优处理是(20%25)PEG:(2d)。
Effect of seed priming combined with chemical treatment on improving seed vigor of super sweet corn (Zea mays L. saccharata Sturt) was investigated. 本文对改善超甜玉米种子活力的方法进行了探索。
The results showed that the weak magnetizing treatment had significant and constant positive effects on seed vigor comparing with control. 结果表明：弱磁场处理对种子活力表现极显著而稳定的正向效应。
Seed plumpness was a crucial factor for seed vigor, obviously influenced germination course, germination uniformity and seedling health. 在自然环境下光照不是毛竹种子萌发的必要条件,但高光强会抑制幼苗生长。
Differences of Seed Vigor among Different Levels of Hard Seeds of Glycyrrhiza uralensis Fisch. 不同硬实程度乌拉尔甘草种子的活力差异。
The effect of La(NO 3) 3 on natural aged or artificial aged seed vigor of rice was studied. The results show that the germination rate, germination index and vigor index of aged seed of rice increase with La(NO 3) 3 treatments. 自然和人工老化的水稻种子经La(NO3) 3 处理后 ,发芽率、发芽指数、活力指数都有明显提高 ,呼吸作用增强 ;
After soaking seed, maize seed vigor, plant root number, root fresh length, shoot breathe value, root breathe value and N,P,K content have remarkable difference extremely among six fertilizers. 肥料溶液浓度大于5.;0%25后造成烧种、烧苗。肥料溶液浸种后;玉米种子活力、幼苗根数、根鲜重、苗呼吸值、根呼吸值、氮磷钾含量在六种肥料间有极显著差异。
Whereas, the seed vigor is an important internal factor,but the maximum of which is 39.8% and the average is only up to 34.6%, which is far lower than that of Pinus koraiensis and Cunninghamia lanceolata. 种子活力最高只有39.;8%25;平均只达到34
Therefore, the germination rate of artificially aged seeds can be used correlation as an indicator for the prediction of seed vigor of Chinese kale. 经加速老化芥蓝种子发芽率与田间出苗率的相关程度最高,提供了老化法通过发芽率预测芥蓝种子活力的应用前景。
The Effect of Moisture Content and Storage Temperature on Onion Seed Longevity 洋葱种子含水量与贮藏温度对其寿命的影响
The results showed that the germination percentage and seed vigor increased after dipping seeds in 20,30 mg5L-1 Sm(NO3)3,but the MDA content,the POD and SOD activity decreased. 结果表明;用20、30 mg.;L-1的硝酸钐溶液浸种;使白术种子的发芽率和活力指数增加;白术幼苗的MDA含量、SOD和POD活性降低;
Studies on improving the seed vigor of lettuce 提高莴笋种子活力的研究
Research development of seed vigor of sweet maize 甜玉米种子活力研究进展
Proper rest and enough sleep contribute to longevity. 适当的休息和足够的睡眠有益于长寿。
Determination of Seed Vigor in Carya Nutt Species 山核桃属植物种子活力的测定
The Relationship Moisture Content Difference and Seed Longevity among Betula luminifera Families 不同家系光皮桦种子贮藏寿命差异及耐贮性研究
He flung himself into his work with renewed vigor. 他又精神抖擞地投入自己的工作。