花生播种往往很难达到全苗,一是因为花生多种在沙区丘陵地,春季十年九旱,墒情不好,影响全苗;二是花生种子大,发芽出苗需水分较多,墒情较差,种子易干,出苗不全;三是出苗时间长,缺苗后即使及时补种,也因生长期不够或出现大苗欺小苗现象,参差不齐,影响产量;四是花生用种量大,种子成本较高,农民习惯少下种,因而往往难保全苗。为了克服不利保全苗的因素,花 Peanut planting is often difficult to achieve full seedlings, first, because a variety of peanut hilly in the sand area, the spring ten years nine drought, poor soil moisture, affecting the whole seedlings; Second, peanut seeds, sprouting requires more water, moisture content than Poor, seed easy to dry, the emergence of incomplete; third is the emergence of a long time, lack of seedlings even after timely replanting, but also due to lack of growth or bulky seedling emergence phenomenon, uneven, affecting the yield; Fourth, High cost of seeds, peasants used less species, it is often difficult to protect the whole seedlings. In order to overcome the adverse factors to protect seedlings, flowers