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Rice-wheat is the predominant cropping system of North India in general and Punjab in particular, contributing towards food security of country to a large extent. Severe competition from weeds is one of the important factor determining productivity and sustainability of the system. Weeds compete with the crop plants for nutrients and other growth factors. Weeds can be effectively controlled with the use of selective herbicides.Use of herbicides can be effectively integrated with different planting patterns like zero till sowing with Happy Seeder, zero till sowing in standing stubbles, zero...

The interactions between agriculture and health are two-way: agriculture affects health, and health affects agriculture. The process of agricultural production and the outputs it generates can contribute to both good and poor health, among producers as well as the wider population. Agriculture is fundamental for good health through the production of the world s food, fiber and materials for shelter, and in some systems, medicinal plants. Among rural communities it contributes to livelihoods and food security, and provides income which can be spent on health care and prevention. Agriculture is...