Netherlands precocious fifteen potato seed supply

A virus-free potato seed potato supply, high-yield potato seed potato factory, 2015 Spring season two of Potato Potato seed manufacturers selling price. Academy of seed potato field potato wholesale prices, a high yield of virus-free potato seed potato supply businesses, super potato seed potatoes, small potatoes raw raw potato seed predetermined price, high-yield potato seed potato field a predetermined price, the original generation seed potato field potato factory March spring potato seed manufacturers, Academy of potato seed potato supply manufacturers, exclusive recommendation potato seed potato supply market, the price of imported seed potatoes black space. Purple field Purple potato seed supply company, each year in early April potato seed pieces planted into the shed, and other potato seedlings during early May has grown to 2 inches high, and then transplanted to the big field, as early as the end of June in advance half the potato harvest. The specific management techniques are as follows: First, cut germination. 20 days before planting time in early March about germination. When the seed potatoes into cubes each block has at least one bud eye. 10 to 15 / kg is appropriate. After cutting with a small gray dry powder mix 1 or carbendazim: 200 times soaking seeds in water for disinfection. Be kind of block and then began to dry seedbed germination, there are two ways: First, by using sand germination temperature above 15 ℃ in the corner, a layer of sand layer seed pieces; the second is in east-west direction at sunrise ventilated outdoor dig Hang germination, about 25 cm deep pit, a layer of sand layer seed pieces, 3 layer is appropriate, then add mulch Shed night stamped straws insulation. These two methods watering during germination to 1-2 times, to prevent dry off. When the buds to grow 0.5 to 1.0 cm, start planting. Second, site preparation ditching. See the land before planting moisture, if moisture is not good, consider making irrigation ditch moisture, soil moisture should be made before the next species during 7 to 10 days. Potato planting is generally Shuang'gou colonization, accusing him of 50 cm can be used when trenching, small line 40 cm. Third, planting cover film. Equinox is the best period to Qingming, this should in particular that: Potatoes can be detoxified early sowing in advance, aired before the vernal equinox, the spacing can be controlled at 20 cm. First with sulfuric acid before planting oct 1: 10,000 times along the ditch water spray, prevent soil pests. Organic fertilizer can be directly sown as when thrown into the ditch or site preparation; chemical fertilizers may be classified trench or spread between the seed block (not to direct contact with the seed pieces). When planting, seed pieces into the trench method, there are two: First, Shoots down, this method to grow potatoes root length Miao, Zhuang, a small potato but a large block, but seedlings 2 to 3 days later; the other way is to Shoots up, this method is relatively short roots grow potatoes, potato small but more and seedlings early 2 to 3 days. After accusing him of planting the two sides within the space potatoes dug ditch and cover either a small line of flat, plus micro film Gaiyan compaction.