HERE'S UR ANSWER
ABIOTIC FACTORS - (Non living)
1) Light intensity - duration and amount of light available.
2)Temprature - extreme temperatures can reduce photosynthesis and kill the plant.
3)Availability of O2 and CO2 - since O2 is required for respiration and CO2 is required for photosynthesis, lack of these can kill the plant.
BIOTIC FACTORS (living)
1) Insects and pests - insects cause damage to the crop in 3 ways:
a) They cut the leaf and stem.
b) They bore into the stem and suck the call sap.
c) They bore into the fruit.
HOPE THIS HELPS...