Posts

Walnut pests and control methods

There are more than 15 walnut pests, the most important of which is “turnip worm”. Infected provinces are: Kerman, Hamedan, Fars, Isfahan, Tehran, Alborz, Razavi and North Khorasan, East and West Azerbaijan, Qom, Markazi, Qazvin and Zanjan, which on average 50-70% damage to walnut fruits brings. Zeuzera pyrina Larry butterfly larvae are present in low …

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Plants and its conservation goals

The Plant Protection Organization publishes a list of permitted and unauthorized toxins every year. Plant protection is a formulation that protects plants from the destructive effects of weeds, diseases or insects. Plants are protected by chemical or biological products and the plant is protected from animal damage and disease. Products and toxins used to kill …

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Rotational Molding

Rotational molding Circular molding is a method of production in the polymer industry, which is said to be pre-installed in a mold in a desired shape and filled with raw materials, which is usually polyethylene powder, and then sent into the kiln. The oven is heated to 200 to 270 degrees Celsius and is baked …

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