A virus-free sweet potato seedlings to melon manufacturers

? Virus-free potato seed yield wholesale base, the original field generation seed potato sales center, high-yielding sweet potato seed in spring 2015 wholesale generation of virus-free potato seed potato seedlings base, state-level high-yielding sweet potato seedlings, original seed potato seed potato seedlings wholesale supply manufacturers, high-quality space purple potato virus-free seed potato seedlings Latest booking purple, organic yielding a sweet potato virus-free seedlings wholesale, mid control vine: 7-8 months are hot and rainy season, stems and leaves grow fast, and tubers enlargement slow, it should give priority to control and prevent leggy stems. MET long vine varieties acres sprayed 2-3 times shorter vine varieties such as vine also busy spraying may be appropriate. I cultivation of sweet potato vine farmers have the habit of turning the rain, but turned vine leaf damage, reduce photosynthesis, not increase, but cut, it should be changed to mention vine tendril turn. Man is due to mention, filed after the vine, still back in place, not to damage the stems and leaves, flip, to prevent the growth of adventitious roots internode control leggy stems role, so as to achieve the purpose of increasing production. 4, post management: I in August after pouring rain less often drought affecting tuber enlargement. Watering prevents leaf senescence, prompting tuber enlargement. For too yellow leaves, premature leaf plots can be combined with water, Mushi urea, 10 kg, as a reminder potato fertilizer, have a certain effect on the yield. This period is a tuber enlargement, swelling prime spraying potato, root can increase the absorption of fertilizers and shorten the length of the section between increased leaf thickness and chlorophyll content, nutrient-induced shift to the tubers, accelerate tuber enlargement. Acres sprayed two times, every 15 days can yield more than 10%. Fourth, timely harvest, to get the maximum benefit, not necessarily because of the sweet potato harvest, so farmers can at how to get the maximum benefit of the premise, according to their own circumstances timely harvest. But in the end of October at the latest finish to close in order to avoid cold, shadow? Rang income. ?