Preventing and controlling method of ampullaria crossean
A technology for apple snails and ponds, applied in pest control, botanical equipment and methods, and molluscicides, etc., can solve the problems of harming beneficial or economical aquatic organisms, insufficient understanding of the ecological habits of apple snails, and endangering the ecosystem. Conducive to comprehensive management, good governance effect, and environment-friendly effect
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Embodiment 1
[0029] Embodiment 1 A kind of control method of apple snail
[0030] The control methods of apple snails include: (1) Invasion and interception: set up fence nets at the water inlet of the pond, and plant red dragon grass around the pond; (2) Trapping: set up vertical strips in the middle and around the pond with The snail-catching net of the wooden spiral channel, planted around the snail-catching net to plant the apple snail and hibiscus; (3) Preparation of oleander and hibiscus powder: 1. Dry and crush the fresh leaves of oleander in an oven at 45 ° C, and use n-hexane Extract after dissolving, then centrifuge and spin dry into powder; 2. Dry the whole hibiscus hibiscus in an oven at 45°C, pulverize it, and pass through a 30-mesh sieve; 3. Take oleander powder and hibiscus powder in a mass ratio of 2:1; ( 3) Treatment of plant secondary biomass: put 30g of oleander and hibiscus powder mixture into each low-lying place of the pond.
Embodiment 2
[0031] Embodiment 2 A kind of control method of apple snail
[0032]The control methods for apple snails include: (1) Invasion and interception: set up fence nets at the water inlet of the pond, and plant false forsythia aureus around the pond; (2) Trapping: set up vertical strips in the middle and around the pond And there is a snail-catching net with a wooden spiral channel, and the snail-catching net is surrounded by planting Melaleuca snails; (3) Preparation of oleander and hibiscus powder: 1. Dry and crush the fresh leaves of oleander in an oven at 45 °C , extracted after dissolving with n-hexane, and then centrifuged and spin-dried into powder; 2. Dry the whole plant of Hibiscus hibiscus in an oven at 45°C, pulverize it, and pass through a 30-mesh sieve; 3. The mass ratio of oleander powder to hibiscus powder is 2 : 1; (3) plant secondary matter treatment: put 30g of oleander and hibiscus powder mixture into each low-lying place of the pond.
Embodiment 3
[0033] Embodiment 3 A kind of control method of apple snail
[0034] The control methods for apple snails include: (1) Invasion and interception: set up fence nets at the water inlet of the pond, and plant false forsythia aureus around the pond; (2) Trapping: set up vertical strips in the middle and around the pond And there is a snail-catching net with a wooden screw channel, and the snail-catching net is surrounded by planting Melaleuca snails; (3) Preparation of oleander powder: Dry and crush the fresh leaves of oleander in an oven at 45 ° C, and use n-hexane Extract after dissolving, and then centrifuge and spin dry into powder; (3) Plant secondary matter treatment: put 20g of oleander powder in every low-lying place of the pond.
[0035] Control effect:
[0036] Embodiment 1 and 2 are adopted to adopt different repelling plants and attracting plants, and embodiment 3 does not adopt mixed powder for prevention and treatment. The killing effects of these three methods on ...
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