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Reverse genetics by fast neutron mutagenesis in higher plants
Fast neutron mutagenesis has long been used for forward genetic studies in plants. Only recently has it been used for reverse genetics. By combining...
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Transport Methods and Interactions for Space Radiations
This report presents a brief history leading to the involvement of the Langley Research Center of the National Aeronautics and Space Administration...
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Dominance, overdominance and epistasis in Pisum sativum L.
Dominant genes are the main cause of the heterosis induced by fasciated mutants of different lines of Pisum sativum . Most of these cases were...
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Cytogenetics of neutronic mutants in Nicotiana tabacum
Three commercial varieties of flue-cured tobacco, Chatham, Delcrest and Hicks, were subjected to irradiation by thermal neutrons at six doses....
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Induced mutation
The author gives a survey of the methods used and the results obtained in induced mutation. The article consists of three parts: the general...
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Neutronic mutations in tomatoes
In 450 seeds of the tomato variety Ailsa Craig irradiated with neutrons for four hours, 43 recessive mutants were found in 50 progenies, 17 progenies...
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Neutronic mutations in peas
Pea seeds were irradiated with neutrons. At least 9 mutations have been found. Probably all are recessive. Some are undesirable, some have practical...
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Chimärenbildungen bei der Tomatenmutantegilva vonLycopersicon esculentum Mill. nach Behandlung von heterozygotem Samenmaterial mit Colchicin und Röntgenstrahlen
A description of the types of chimeras produced by colchicine treatment and X-raying of heterozygous tomato seeds is given and conclusions are drawn...
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The mutagenic effect of ethylene imine (EI) on the tomato
Air-dry tomato seeds were treated with an ethylene imine dilution series. Most sterile M 1 -plants can be detected morphologically at an early stage....
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Improvement of flue-cured tobacco by means of ionising radiation
Three commercial varieties of flue-cured tobacco viz., Chatham, Delcrest and Hicks were subjected to neutron irradiation using six different doses...