胚和胚乳的发育与果实的生长有一定的相关性。
There is also a certain interrelation of development be- tween the fruit, the embryo and the endosperm.
水稻籽粒的主要成分是胚乳，胚乳的发育与产量性状密切相关。
Endosperm is the main part of rice seed. The development of endosperm is closely related with the productive property of rice.
利用石蜡切片技术观察了埃及白睡莲的大、小孢子的发生，雌、雄配子体的发育，受精作用以及胚和胚乳的发育。
The megasporogenesis, microsporogenesis, female and male gametophyte development, development of embryo and endosperm were observed by using paraffin wax.
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