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The Life History of the Onion 1943 Akses tanpa had percuma
The film shows speeded-up germination of the seed to form roots and shoot, at whose base the leaves later form a bulb. The flower produces pollen grains (shown much magnified), which are transferred by insects to the stigmas for fertilization of seeds inside the ovary.
Masa Jalan: 11 minit
Kualiti: HD
Lepaskan: Jan 25, 1943
Negara: United Kingdom
Bahasa:
Kata kunci :
