中國香菇自然群體的交配型因子分析
ANALYSIS OF THE MATING TYPE FACTORS IN NATURAL POPULATION OF LENTINULA EDODES IN CHINA
林芳燦 汪中文 孫勇 蔡亞君
摘 要：以自收集于中國14個(gè)省、區(qū)的53個(gè)野生香菇菌株分離得到的94個(gè)單核體為材料,進(jìn)行了交配型因子分析.從該樣本中鑒定出66個(gè)不同的A因子和72個(gè)不同的B因子,而且A、B不親和性因子系列中的特異性因子均呈等概率分布.據(jù)此估算在中國香菇自然群體中存在121個(gè)特異的A因子和151個(gè)特異的B因子,表明中國香菇自然種質(zhì)中蘊(yùn)藏著豐富的遺傳多樣性.
關(guān)鍵詞：四極性,不親和性因子,自然種質(zhì),遺傳多樣性
分類號(hào)：Q939.5 文獻(xiàn)標(biāo)識(shí)碼：A
文章編號(hào)：1007-3515(2003)02-0235-0240
基金項(xiàng)目：國家自然科學(xué)基金項(xiàng)目(39770015,30170024)資助
作者單位：林芳燦（教育部農(nóng)業(yè)微生物重點(diǎn)實(shí)驗(yàn)室,華中農(nóng)業(yè)大學(xué)應(yīng)用真菌研究所,武漢,430070）
汪中文（教育部農(nóng)業(yè)微生物重點(diǎn)實(shí)驗(yàn)室,華中農(nóng)業(yè)大學(xué)應(yīng)用真菌研究所,武漢,430070）
孫勇（教育部農(nóng)業(yè)微生物重點(diǎn)實(shí)驗(yàn)室,華中農(nóng)業(yè)大學(xué)應(yīng)用真菌研究所,武漢,430070）
蔡亞君（教育部農(nóng)業(yè)微生物重點(diǎn)實(shí)驗(yàn)室,華中農(nóng)業(yè)大學(xué)應(yīng)用真菌研究所,武漢,430070）
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