Seven highly effective non-pollution plant pesticides

1.
Garlic stems and leaves? Cut the leaves and stems with the garlic heads removed into 6~7 cm sections, and sprinkle them on the Wase Field to let them rot
.
Allicin contained in garlic can reduce the occurrence of pests and diseases and reduce the frequency of spraying
.
If the chopped garlic leaves and stems can be put into the field before ploughing, the time for preventing diseases and insects will be longer and the effect will be better
.
? Second, castor bean leaves? Grind dry castor bean leaves into fine powder, mix them with soil and miscellaneous fertilizers in a certain proportion and sprinkle them on the ground to prevent and control underground pests such as grubs, mole crickets and cutworms
.
Soak 1 kg of castor bean leaf powder with 16-20 kg of water, and pour it in a kettle.
It can cure ground maggots, cabbage caterpillars, insectivorous pupae, etc.
of onions, leeks, garlic, radishes, and cabbage
.
The castor bean leaf powder can also be made into fluid and sprinkled in toilets, pig pens, manure pits, etc.
, to kill mosquito larvae and fly maggots
.
3.
Masson pine? Add 5 kg of masson pine to 5 kg of boiled water, soak it for 2 hours and spray it with filtration, which can prevent rice leafhoppers and rice planthoppers
.
The 30-fold water infusion of pine needles can inhibit the germination of potato immune disease spores
.
? Four.
Platycladus leaf? Crush it, add the same amount of water to knead, squeeze out the original liquid, and spray twice with water to prevent cotton aphids and stem borers
.
The 10 times water infusion of Platycladus orientalis leaves has a significant effect on the control of wheat rust
.
? Five, weeping willow leaves? Be smashed, add water, soak 1 day 3 times or boiled for 30 minutes and filtered spray, can prevent Pieris, aphids, stem borers
.
Willow leaf 5 times water infusion can inhibit wheat rust
.
Sixth, mulberry leaves? Add water 5 times, boil it into the original liquid, add 2 kg of water per 0.
5 kg of the original liquid, or spray the mulberry leaf 10 times the water infusion to prevent cotton aphids and red spiders
.
15 times the mulberry leaf water extract can inhibit the germination of wheat rust fungus urinifera
.
7.
Fresh Mugwort Grass? Cut it into pieces, add 10 times the water, boil for 30 minutes, and spray after cooling to prevent cotton aphids, spider mites, and cabbage caterpillars
.
? Note: All the above soil pesticides can be made into stock solution, diluted when used, and the effect is the same
.
(China Fertilizer Information Network)