Allelopathic potential of needle litter extracts of Pinus roxburghii on germination and early growth of Zea mays and Echinochloa crus�galli - Current Issue

Allelopathic potential of needle litter extracts of Pinus roxburghii on germination and early growth of Zea mays and Echinochloa crus�galli - Current Issue - IJAR