Due to the need for plastic and pruning, as well as the damage of certain branches and pests, some thicker branches are cut off artificially every winter, leaving larger wounds. In order to avoid wound infections and diseases and facilitate wound healing, a protective agent must be applied. The following introduces several commonly used fruit tree wound protection agents and their preparation methods.
Liquid wax: use 6 parts rosin, 2 parts animal oil, 2 parts *** essence, 1 part turpentine oil. First heat up the rosin and animal oil at the same time, stir well and then remove the heat to cool down, then slowly add the essence and turpentine, stir well, bottle and seal for later use.
Cow dung mortar: 6 parts manure, 8 parts each of slaked lime and plant ash, and 1 part fine river sand. Add water to make a paste before use.
Rosin and clear oil mixture: use 1 part of rosin and 1 part of clear oil (phenolic novolak). Heat the clear oil to boiling, then add the rosin powder and mix well. In winter, add more clear oil as appropriate.
Soybean oil copper agent: prepared with soybean oil, copper sulfate, and slaked lime. First grind the copper sulfate and slaked lime into fine powder, then pour the soybean oil into the pot and boil it until boiling, then add the copper sulfate and slaked lime to the oil, stir well, and then use it after cooling.
Bordeaux slurry protective agent: use 0.5 kg of copper sulfate, 1.5 kg of lime, and 7.5 kg of water to prepare Bordeaux slurry, then add 0.2 kg of animal oil and stir.
Gray salt protective agent: use 1 kg of lime, 0.05 kg of salt, 1 kg of water, add a little fresh cow dung and mix well before use.
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