芽头
![芽头](../cache/1416476.jpg)
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1~(-1)为最佳,分化苗多、芽头密度高、叶色绿;
1-1 , which induced many buds , high bud density and green leaf .
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外形:芽头肥壮,紧实挺直,芽身金黄,满披银毫。
Shape : Strong and head , firm and straight , yellow bud body , full of silver sharp ends .
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但在芽头、嫩茎和第4叶上,只有少数供试茶蚜有这样的刺吸活动。
While there were only a few aphids on bud tip , 4th leaf and tender stem possessed El and E2 actions .
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对四倍体盾叶薯蓣和二倍体盾叶薯蓣进行了单株产量、薯蓣皂甙元含量、芽头数等方面的比较研究。
Contrast researches on individual productions , contents of dioscorea and bud numbers of rhizome of tetraploid and diploid Dioscorea Zingiberensis Wright were made .