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Why is grasshopper harmful?
Grasshoppers are only harmful to vegetation such as plants and crops. They are not harmful to humans at all.
Why are crops destroyed if sprayed with salt water?
salt
These are sprayed on crops to protect them against pests?
Pesticides.
Technology can have good and bad effects. What is a bad effect of spraying pesticides on crops with the use of airplanes?
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Spined soldier bugs harmful to humans?
Spined soldier bugs are not harmful to humans. They primarily feed on other insects, especially pests that damage crops. While they can release a defensive odor when handled, it is not harmful to humans and is mainly a deterrent against potential predators.
How many pesticides are sprayed on crops a year?
There is no exact number, as it can vary depending on the type of crop and location. However, on average, crops are sprayed with multiple pesticides to protect against pests, diseases, and weeds throughout the growing season. Organic crops are not sprayed with synthetic pesticides, but may still use organic-approved pesticides.
What do pesticieds do?
They are sprayed on crops to kill any insects trying to eat them.
What are healthy crops?
The crops grwon with out the use of any fertilizer and have all the nutrition it mean to have is called healthy crop, also it is free from any pathogenic organism which may be also harmful to humans
What is the advantage of some fertilizers are sprayed over crops by helicopters?
Fertilizers are spread on fields by farmers to help their crops grow.
What is controlling crop pest?
Agricultural just means crops are sprayed for bugs.
Are cicadas harmful?
Cicadas are generally not harmful to humans, as they do not bite or sting. However, they can be harmful to plants, trees, and crops when the females lay their eggs in the branches of trees. The loud buzzing noise they produce can also be disruptive to some individuals.
Are lichens harmful to humans?
yes the lichens are harmful but to some humans
