Identification of male and female Astragalus

Identification of male and female Astragalus

Astragalus has a sex reversal, its early stage is female, and later it will become male. Therefore, the accurate identification of male and female jaundice is generally required before the breeding season. Experienced breeders can also use their individual differences, growth cycle, shape, etc. to make more accurate inferences. 1. At the time of the breeding season, the jaundice will show features that are easier to identify: 1. Female pupa features: The abdomen of the female pupa expands, the abdomen of the carcass is translucent pink, and the ovaries in the abdomen are visible. , enlargement. 2, male and female characteristics: male abdomen almost no abdomen sensation, abdomen with a distribution of blood capillary network, reproductive hole swelling, slightly prominent. Second, from the individual differences inferred male and female jaundice. 1. Individuals with a total length of less than 24 cm are females. 2. Individuals with a total length of 24 to 30 cm, males account for 5.2%. 3. Individuals with a total length of 30-36 cm, males account for 41.3%. 4. Individuals with a total length of 36-42 cm, males account for 90.7%. 5, full-length 50 cm or more are all male. Third, from the growth cycle inferred male and female jaundice. 1, the initial young seedlings are all female. 2. When the body length is 24 centimeters, it begins to reverse and is hermaphroditism. 3. Females become male after they have laid eggs. Fourth, the male and female can be identified from the appearance of jaundice. 1. The female head of Astragalus female does not bulge in size. His temperament is mild and he is not good at jumping. 2. The head of the male Astragalus male is larger than the female and slightly raised. Sex is lively and good at activities and struggles.

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