From

Productivity of Wheat (Triticum Aestivum) as Intercrop in Grewia Optiva Based Traditional Agroforestry System along Altitudinal Gradient and Aspect in Mid Hills of Garhwal Himalaya, India

Arvind Bijalwan, Manmohan J. R. Dobriyal

American Journal of Environmental Protection. 2014, 2(5), 89-94 doi:10.12691/env-2-5-3