After years of observation and assessment on the top-grafting plants of nucellus seedlings, considerable quality variations were found among nucellusembryo plants.
对珠心苗高接植株多年观察及品质鉴定,认为珠心胚植株在品质上表现较大差异。
2
There were only two layers of nucellus which had abundant cytoplasm and reserved substance, and were consumed at the stage of late heart-shaped embryo.