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牡丹由于春季放花时消耗大量养分,加之夏季高温多湿,最易发生病害、生长不良和烂根死亡等现象。为此,应按以下几点进行管理:一、追施肥料花后及时追施肥料,可以保证来年孕育花芽所需的大量养分,肥源以充分的腐熟有机肥(如饼肥、人畜粪肥)为主,同时掺合复合化肥使用,施肥量不要过大,10年以上的植株每株追施有机肥不得超过1公斤。如果追施纯人粪尿肥最好掺水75%,人畜混合粪肥掺水50%即可。如用复合化肥每株大苗不得超过100克,兑水开穴施入离根部30—40公分处,肥水最好不要溅到叶子上,以免烧伤叶片,影响正常生长。
Peony flowers as a result of spring consumption of a large amount of nutrients, combined with summer hot and humid, most prone to disease, poor growth and rotten roots and so on. To this end, should be managed according to the following points: First, topdressing fertilizers in time after the top-dressing fertilizer, you can ensure that the next year a large number of nutrients needed to flower buds, fertilizers to fully decomposed organic fertilizer (such as cake manure, man and animal manure) Lord, while blending compound fertilizer use, fertilizer should not be too large, 10 years of plant topdressing of organic fertilizer per plant shall not exceed 1 kg. If topdressing pure human waste of urine is best 75% water, manure mixed manure 50% water can be. Such as the use of compound fertilizer per plant should not exceed 100 grams of seedlings, watered into the open hole 30-40 cm away from the root, fertilizer and water is best not to spill leaves, so as not to burn the leaves, affecting normal growth.