The use of pesticides to control flower and tree pests and diseases is likely to pollute the environment. Four methods for safe control of flower and tree pests and diseases are introduced.
I. Spraying method (1) Soaking 2.5 kg of water with 2.5 kg of grass ash for 24 hours, spraying the flowers and trees with the filtrate to kill the aphids on the plum, rose and pomegranate trees. (2) Spraying flowers and trees with 0.1% baking soda solution can control powdery mildew of rose, chrysanthemum, impatiens, wood hibiscus, cineraria, etc., and the prevention rate can reach 80%. (3) Spraying the flowers and trees once every 10 days with 2% urea solution, even spraying 2 or 3 times, not only can kill the pests such as aphids and spider mites on the flowers and trees, but also make the leaves of the flowers and trees bright, the flowers are big and gorgeous. .
Second, the rubbing method (1) using a cotton ball to eat vinegar on the camellia leaves, can not only kill the above scale insects, but also the leaves that have been damaged by the scale insects back to green. (2) Repeatedly rubbing the orchid leaves with alcohol to remove the above scale insects. (3) When the branches of the bonsai bonsai appear to rot, the rotted part of the stump can be scraped off with the sterilized iodine wine, and then the iodine can be rubbed and rubbed once every 7 to 40 days to prevent it from continuing to rot.
Third, the fertilization method (a) when fertilizing the flowers and trees with a small amount of silicon fertilizer, after the absorption of flowers and trees, can increase the hardness of its epidermal cells, thereby enhancing its ability to resist pests. (2) Frequent application of grass ash can greatly reduce the incidence of gray mold, such as peony, tulip, cyclamen, etc., and can also make the flower branches thick and colorful.
Fourth, often by injection woody floral Boring Beetle harm beetles, Gidding insects, moths and other wood stupid, serious when branches are gnawing pests. For combating such pests, pests can be of the larvae hatch, eclosion early stage larvae winter, the injection hole 20 to the worm 20% aqueous ammonia to 30 ml and then sealed with wax or clay wormholes, can kill the larvae or egg.
Source: Henan Science and Technology News
I. Spraying method (1) Soaking 2.5 kg of water with 2.5 kg of grass ash for 24 hours, spraying the flowers and trees with the filtrate to kill the aphids on the plum, rose and pomegranate trees. (2) Spraying flowers and trees with 0.1% baking soda solution can control powdery mildew of rose, chrysanthemum, impatiens, wood hibiscus, cineraria, etc., and the prevention rate can reach 80%. (3) Spraying the flowers and trees once every 10 days with 2% urea solution, even spraying 2 or 3 times, not only can kill the pests such as aphids and spider mites on the flowers and trees, but also make the leaves of the flowers and trees bright, the flowers are big and gorgeous. .
Second, the rubbing method (1) using a cotton ball to eat vinegar on the camellia leaves, can not only kill the above scale insects, but also the leaves that have been damaged by the scale insects back to green. (2) Repeatedly rubbing the orchid leaves with alcohol to remove the above scale insects. (3) When the branches of the bonsai bonsai appear to rot, the rotted part of the stump can be scraped off with the sterilized iodine wine, and then the iodine can be rubbed and rubbed once every 7 to 40 days to prevent it from continuing to rot.
Third, the fertilization method (a) when fertilizing the flowers and trees with a small amount of silicon fertilizer, after the absorption of flowers and trees, can increase the hardness of its epidermal cells, thereby enhancing its ability to resist pests. (2) Frequent application of grass ash can greatly reduce the incidence of gray mold, such as peony, tulip, cyclamen, etc., and can also make the flower branches thick and colorful.
Fourth, often by injection woody floral Boring Beetle harm beetles, Gidding insects, moths and other wood stupid, serious when branches are gnawing pests. For combating such pests, pests can be of the larvae hatch, eclosion early stage larvae winter, the injection hole 20 to the worm 20% aqueous ammonia to 30 ml and then sealed with wax or clay wormholes, can kill the larvae or egg.
Source: Henan Science and Technology News
ã€Comment】 ã€Print this article】 ã€Close this page】 ã€Large, medium and small】
Hot Sale Popular Brand 8 Month Protection Pet Anti Flea Collar Cat Flea Collar Tick Collar For Dog
Pet Anti Flea Collar Cat Flea Collar Tick Collar For Dog
Chengdu Augus Science Technology Co., Ltd. , https://www.vluckyaugus.com