次级配对;
The Secondary Pairing and Multipolar Division in PMC Meiosis of Three Species ( Pinus bungeana, Pinus tabulaeformis, Picea meyeri) of Pinaceae
三种松科植物(白皮松Pinus bungeana,油松pinus tabulaeformis,白杄Picea meyeri)小孢子母细胞减数分裂中的次级配对和多极分裂现象
And that the secondary pairing of chromosomes during diakinesis and the multipolar division beginning from metaphase I were evident.
发现这三种植物在第一次减数分裂的终变期中都出现染色体的次级配对现象,中期都出现多极分裂现象;
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