早春,利用拱棚栽培马铃薯,不但上市早、产量高,而且品质优良,其主要技术如下: 选种选用早熟、耐低温、无病毒感染的种子。催芽春节后10～15天,将马铃薯种切成25克左右的种块,每个种块有1～2个芽眼。种块切好后,先洗去表面的淀粉,用高锰酸钾和赤霉素配成的药液浸种,然后置于温暖干燥处晾5～6 Early spring, the use of Shed cultivation of potatoes, not only the early market, high yield, and high quality, the main techniques are as follows: Selection of early selection, low temperature, virus-free seeds. Sprouting 10 ~ 15 days after the Spring Festival, the potato is cut into about 25 grams of species, each species has 1 to 2 bud eyes. After cutting the seeds, first wash the surface of the starch, soaked with potassium permanganate and gibberellic acid solution, and then placed in a warm dry place to dry 5 ~ 6