眼下,又到种大白菜的时候了,要想使大白菜有个好收成,选准茬口也是一个很重要的条件。根据多年的实践经验,种植大白菜最好的茬口有三种,即早茬、肥茬和辣茬。 一、早茬。是指腾茬时间较早的地块,如西葫芦、黄瓜、南瓜、土豆等。腾茬后有充分的时间施肥、耕地、晒土、打垄等。土壤较早得到休息和风化,通透性良好,有利于养分的分解,提高温度,减少病虫,因而苗子壮,生长旺盛。 二、肥茬。是指前茬作物在生长期间,追肥量大,土壤肥沃,有利于后茬作物生长,或者前茬作物是豆类蔬菜,如芸豆,长豆荚等,因为有丰富的根瘤 Now, it is time to grow Chinese cabbage, cabbage in order to make a good harvest, the election stubble is also a very important condition. According to many years of practical experience, planting the best stubble cabbage there are three, namely early crop, stubble and spicy stubble. First, stubble. Refers to Teng crop earlier land, such as zucchini, cucumber, pumpkin, potatoes and so on. After stubble enough time to fertilize, arable land, soil, playing ridge and so on. The soil was rest and weathering earlier, good permeability, is conducive to the decomposition of nutrients, increase the temperature, reduce pests and diseases, so seedling Zhuang, strong growth. Second, fat stubble. Refers to the former crop during the growth, top dressing, fertile soil, is conducive to crop growth, or the former crop is legumes, such as kidney beans, long pods and so on, because of rich nodules