List of Articles Polyethylene mulches Open Access Article Abstract Page Full-Text 1 - Effects of Mulch type, Times and Tuber Burial Depth on Growth and Tuber Production of Purple Nutsedge(Cyperus rotundus L.) Mohammad Roozkhosh behrouz KHALIL TAHMASEBI zabihollah Azami-Sardooei Hamid Reza Alizadeh farnaz fekrat Mehdi Rastgoo ahmad Aein