Question: query regarding application of biopower and trichoderma 

Answer: apply biopwer @ 5 kg per bigha of land
method of application of trichoderma viride 1.5% w.p. - 
seed treatment: mix 8-10 gm formulation in 50 ml of water and apply on 1 kg of seed uniformly. shade dry the seeds for 20-30 minutes before sowing.
seedlings treatment: dissolve 500 gm formulation in 50 lit of water dip seedling roots for about half an hour in the suspension and transplant immediately.
nursery seedbed treatment: mix 500 gm formulation in 10 kg of well decomposed farm yard manure /compost/vermicompost and broadcast in an acre.
soil drenching: mix 1-2 kg formulation in 200 litres of water and drench the soil in 1 acre.
horticulture crops: mix 50 – 100 gm formulation per plant in sufficient quantity of well-decomposed farm yard manure/vermi compost/field soil and apply the mixture in effective root zone of fruit tree.