Male-sterility mainly results from the abnormality of mesospore,tapetum tissue and vascular bundle.
中层组织、绒毡层组织及药隔维管束异常均是
育的因
。
层)Male-sterility mainly results from the abnormality of mesospore,tapetum tissue and vascular bundle.
中层组织、绒毡层组织及药隔维管束异常均是育的因。
Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.
小孢子
减数分裂质分裂为同时型,产生正四面体型四分体。
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