葡萄小拱棚促早栽培效益高为了提高葡萄的栽培效益，我们于１９９１年开始利用水田旧塑料薄膜进行小拱棚葡萄栽培试验。３年试验结果表明，小拱棚葡萄可提早至７月中下旬上市，比露地葡萄提早上市１５天，每公斤售价３．８元，比露地栽培提高１倍。１９９３年小拱棚葡萄亩... Early cultivation of grape small shed benefits of high efficiency In order to improve the cultivation of grapes, we started in 1991 using the old plastic film paddy Shed small Shed cultivation experiments. The result of 3 years showed that the small-shed grapes could be put on the market early and late in July, 15 days earlier than the grapes in the open market, and the price per kilogram was 3.8 yuan, which was double that of the open-field cultivation. Small Shed 1993 grape acre ...