title: Genetic and environmental components of chiasma control. 3. Genetic analysis of chiasma frequency variation in two selected lines of Schistocerca gregaria Forsk.
mesh_terms: D000483:Alleles; D000818:Animals; D002875:Chromosomes; D003433:Crosses, Genetic; D003434:Crossing Over, Genetic; D004777:Environment; D005260:Female; D008040:Genetic Linkage; D014644:Genetic Variation; D005828:Genetics, Population; D006110:Grasshoppers; D008297:Male; D008540:Meiosis; D010641:Phenotype; D011995:Recombination, Genetic