Chirand and wild rice was harvested during summer and again during winter. The wild forms of rice are "Oryza rifipogon" and "Oryza perennis", from which "Oryza sativa" (Asian rice) originated. The archaeological finds in Chirand are from a Neolithic deposit of thickness, a Chalcolithic layer thick and iron age formation of thickness. Copper was used during the Chalcolithic period, while iron was found in the upper strata. A cache of 88 Kushan period coins were unearthed at the site. Analysis of antiquities related to skeletal remains revealed 12 species of domesticated and wild animals: cattle, buffaloes ("Bubalisbubalis linn"), sheep ("Ovis aries"),
Earias cupreoviridis of costa suffused with pinkish yellow. There is a brownish irregular marginal band with a yellowish inner edge. Abdomen and hindwings pure white. The caterpillar is pale pinkish brown with olive-green speckles. Anterior tubercles are orange colored and the later are pinkish brown. There are jet-black spots above the spiracles. Larval food plants are "Abelmoschus esculentus", "Diospyros", "Gossypium", "Grewia tiliaefolia", "Corchorus", "Hibiscus", "Kydia calycina", "Malvastrum coromandelianum", "Oryza sativa" and "Sida cordifolia". Earias cupreoviridis Earias cupreoviridis, called the cupreous bollworm as a larva, is a moth of the family Nolidae. The species was first described by Francis Walker in 1862. It