杂种优势的

The results obtained in this study will be helpful for further elucidating mechanism of heterosis.

这为进一步深入探讨杂种优势形成机理奠定了一定的基础。

The progress of the biotechnology provides the opportunity to elucidate the mechanism of heterosis in genome level.

生物技术的发展为直接在基因组水平上研究杂种优势机理提供了基础。

However, no significant correlations between genetic distance and traits or their heterosis were found.

但品系间遗传距离与各性状及其杂种优势率之间没有显著的相关关系。

Kenaf is one of the most important fibre crops, with obvious heterosis.

红麻是一种重要的纤维作物，杂种优势显著。

The Heterosis Utilization is the important method of raising the rapeseed production level.

杂种优势利用是提高油菜产量水平的重要手段。

Utilization of heterosis in rapeseed is an efficient path to enhance yield,improve quality,and to strengthen resistance.

杂种优势利用是提高油菜产量、品质和抗性的有效途径。

The results showed that there existed commonly the heterosis in crosses of pumpkin inbred lines.

结果表明，南瓜自交系的杂交后代普遍存在杂种优势。

Nowadays, with the development of bio-technology, the basic study on kenaf male sterility will play an increasingly important role on the research of kenaf heterosis ultilization.

随着生物技术的迅速发展，红麻雄性不育基础科学研究，将在红麻杂种优势利用上发挥重要作用。

Unstableness in the seed setting and filling is a major constraint in utilizing the heterosis of two-line intersubspecific hybrid rice.

结实率低而不稳是两系亚种间杂交稻杂种优势利用的一个主要障碍。

The epistatic effects could not be ignored in tobacco breeding.They were one of main causes of heterosis for most characters.

互作效应普遍存在，是烟草性状杂种优势表现的主要原因之一。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。