Manure is a safer but slower method than fertiliser to increase the productivity of the plants.

 

Concept: Manure is gotten from the deterioration of dead plants and creatures. They basically work as food to the crops. They offer assistance within the legitimate development of crops. Expansion of fertilizer empowers the soil to hold more water. 
Natural fertilizers have acids that break down the supplements with soil and make it accessible to the plants. 
Advantages of Manure It increments the water-holding capacity of the soil. It makes the soil permeable and encourages the trade of gases. 
The surface of the soil improves. 
The number of organisms increments within the soil.
So,this statement is true.