Directional mating and breeding method in Eriocheir sinensis breeding
The invention relates to a directional mating and breeding method in Eriocheir sinensis breeding, comprising the following steps of: referring to the Eriocheir sinensis standard GB/T19783-2005, selecting male and female Eriocheir sinensis individuals with mature gonads from different species groups...
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Format | Patent |
Language | Chinese English |
Published |
21.09.2011
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Abstract | The invention relates to a directional mating and breeding method in Eriocheir sinensis breeding, comprising the following steps of: referring to the Eriocheir sinensis standard GB/T19783-2005, selecting male and female Eriocheir sinensis individuals with mature gonads from different species groups in the first ten-day period of November as parents, after labeling, breeding the male and female Eriocheir sinensis individuals separately, and strengthening cultivation; in the last ten-day period of November, pairing and putting the parents subjected to cultivation strengthening into cylindrical net cages weaved by polyethylene soft plastic, wherein each cylindrical net cage is 50 cm in diameter and 60 cm in height, and the salinity of water is 0.209; distributing a male crab for each net cage, wherein the ratio of female to male of full sib directional mating is 1:1, and the ratio of female to male of half-sib directional mating is 2: 1 or 3: 1; putting the obtained egg-carrying crabs into a 2*667 m *1.5 m outdo |
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AbstractList | The invention relates to a directional mating and breeding method in Eriocheir sinensis breeding, comprising the following steps of: referring to the Eriocheir sinensis standard GB/T19783-2005, selecting male and female Eriocheir sinensis individuals with mature gonads from different species groups in the first ten-day period of November as parents, after labeling, breeding the male and female Eriocheir sinensis individuals separately, and strengthening cultivation; in the last ten-day period of November, pairing and putting the parents subjected to cultivation strengthening into cylindrical net cages weaved by polyethylene soft plastic, wherein each cylindrical net cage is 50 cm in diameter and 60 cm in height, and the salinity of water is 0.209; distributing a male crab for each net cage, wherein the ratio of female to male of full sib directional mating is 1:1, and the ratio of female to male of half-sib directional mating is 2: 1 or 3: 1; putting the obtained egg-carrying crabs into a 2*667 m *1.5 m outdo |
Author | LI YUEHUA BAI RUFA DENG YANFEI ZHU QINGSHUN |
Author_xml | – fullname: BAI RUFA – fullname: DENG YANFEI – fullname: LI YUEHUA – fullname: ZHU QINGSHUN |
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Snippet | The invention relates to a directional mating and breeding method in Eriocheir sinensis breeding, comprising the following steps of: referring to the Eriocheir... |
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SubjectTerms | AGRICULTURE ANIMAL HUSBANDRY CARE OF BIRDS, FISHES, INSECTS FISHING FORESTRY GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS HUMAN NECESSITIES HUNTING NEW BREEDS OF ANIMALS REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TRAPPING |
Title | Directional mating and breeding method in Eriocheir sinensis breeding |
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