What is the cause of hoarfrost on peaches? What kind of medicine should I use?

Downy mildew, with methyl tobuzin.

White spots on the leaves of peach trees are bacterial perforation diseases, and thiazole zinc and leaf azole can be used to prevent and control them.

It's not a disease, it could be a mulberry scale.

1.Artificial control Because the shell is relatively loose, the insect body on the host branch can be brushed with a stiff brush or a thin wire brush. Combined with plastic pruning, prune severely damaged branches.

2.Chemical control: spraying professional fungicides to kill phosphorus 1000 times or wax Jieling 600 times.

Car mahogany interior maintenance:

Daily maintenance: After the new car has made the interior of the mahogany, it is best to wipe it with a soft damp cloth strip every day to wipe off the dust stuck to it and maintain the normal luster of the mahogany. In wiping, remember not to wipe directly with a dry and hard cloth, and do not use acidic or alkaline liquids, which will damage the glaze on the peach wood.

How to maintain shine after aging:

The peach wood interior of the car also has a certain life, especially the light glaze on its surface after a period of use, after gradual wear and tear, it will lead to the whole peach wood interior appearance dull phenomenon, the term is called "matte", these are normal phenomena, when this phenomenon occurs and your peach wood interior is still intact and does not need to be replaced, you can take the following methods to restore its luster:

First, you can wax a little wax on the peach wood interior when waxing the car, and then quickly wipe it on it with a soft wet cloth strip, because the dull phenomenon of the peach wood interior is because the gloss of the light glaze on it is reduced, and the purpose of car waxing is to make the light glaze rejuvenate the luster, when waxing and wiping, remember to wipe the speed of fast.

The second is when the waxing has been powerless, it means that the glaze on the mahogany interior of your car has worn out to the point that there is little left, at this time the best way is to re-glaze after polishing, but it is obvious that frequent polishing will damage the mahogany interior.

Walnuts generally ripen in September every year, the outermost layer of walnut fruit is a layer of green skin, if the walnut is picked in a certain ripe season, the outer layer of green skin will be wrinkled, naturally separated from the nut, then the surface of the nut will leave a very shallow layer of "hoarfrost".

It's okay to be alkaline, brush the walnuts first and then plate.

It's okay, just keep brushing and it's clean.

This is the water, may be caused by too frequent watering, watering to see dry and wet, is to wait for the flower soil to dry and thoroughly watered at one time, and then more ventilation.