Dr. T N Balamohan is the retired Dean and Professor – Horticulture in Tamil Nadu Agriculture University, Coimbatore. He is specialized in the perennial fruit trees cultivation namely banana, mango, papaya, and guava. Dr. Balamohan says, guava is a perennial fruit crop yielding twice a year. Area under guava is increasing owing to its medicinal and nutritive properties. High density planting is a new approach having 3 to 4 times more the population than the traditional system. This system yields more and uniform fruits for export market. Even a small farmer could produce a sizable yield and sustainable income by practicing the method.