Answer:
Control methods
Biological pest control. Main article: Biological pest control. ...
Cultural control. Cultivation by ploughing exposes insect pests to predators such as black-headed gulls. ...
Trap cropping. Main article: Trap crop. ...
Pesticides. Main article: Pesticide. ...
Hunting. ...
Physical pest control. ...
Poisoned bait. ...
Fumigation.
Answer:
Explanation:
There are three known subatomic particles: Electrons, Protons and Neutrons
Electrons
- It has a charge of -1
- It has negligible mass
- it is found outside the nucleus
Protons
- It has a charge of +1
- It has a mass of 1
- It is found in nucleus
Neutrons
- It has no electrical charge
- It has a mass of 1
- It is found in the nucleus
When a warm air mass is caught between two colder air masses - cool temperatures and large amounts of rain or snow. When a cold air mass meets a warm air mass and remain separated. Brings<span> many days of cloudy, wet </span>weather<span>. ... </span>Brings dry<span>, </span>clear weather<span>.</span>