怎样用塑料袋青贮１．塑料袋制作选用无色、透明、无毒、宽１米、厚０．８～１毫米（０．８毫米以下易破烂，超过１毫米不经济）、无破损和沙眼、厚薄均匀聚乙烯幅统式袋形薄膜，每个青贮袋长１６０～１８０厘米，将薄膜袋的一端末稍加热粘压牢实，制成口袋。每个青贮袋装... How to silage with plastic bag Plastic bag making use of colorless, transparent, non-toxic, 1 m wide, 0.8 to 1 mm thick (0.8 mm easy to break, more than 1 mm uneconomical), without damage and trachoma, uniform thickness polyethylene system Bag-shaped film, each silage bag 160-180 cm long, one end of the film bag at the end of a solid pressure sticky, made of pockets. Each silage bag ...