盆花越冬八注意

来源 :园林 | 被引量 : 0次 | 上传用户:wyhai
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
盆花出入室前后的锻炼一般花卉在霜降前入室,清明后出室。入室前,可在夜晚置于室内,白天搬出室外;出室时,可在搬出前白天开窗,让它照些阳光或先放在窗台上,使之逐步适应外界的气温,或每天搬出去晒几小时太阳尤佳。依据花木的特性掌握温湿度温度是花卉栽培中的重要环境因素,如何适应它的特性,又是花卉长好长环的关键。有些属于热带植物,如昙花、令箭荷花、仙人掌、三棱鞭等肉质多浆植物,当温度低于10℃时,这些花卉很易冻伤以至死亡;有些亚热带植物,如茉莉、天竺葵、文竹、倒挂金钟等,一般温度不能低于6℃;又如较能耐寒的月季、 Potted flowers before and after the exercise room before the general admission of flowers in the frost, the chamber after the Ching Ming. Before entering the room, it can be placed in the room at night and out of the room during the day. When leaving the room, it can open the window during the day before it is moved out of the room, let it sunshine or put it on the window sill gradually to adapt to the outside temperature or move out daily Sun a few hours the sun is especially good. According to the characteristics of flowers and trees to grasp the temperature and humidity is an important environmental factor in the cultivation of flowers, how to adapt to its characteristics, but also the key to long and long flowers. Some belong to tropical plants, such as Epiphyllum, arrow lotus, cactus, Prismatic whip and other succulent plants, when the temperature is below 10 ℃, these flowers are very frostbite and even death; some subtropical plants such as jasmine, geranium, Fuchsia, etc., the general temperature can not be less than 6 ℃; Another example is more resistant to cold rose,
其他文献
辽粉杂3号是由辽宁省农科院园艺研究所用母本自交系AT和父本自交系Bf配制成杂交组合,经过8年选育而成的高产、优质、抗病番茄新品种,已获得1997年度辽宁省政府科技进步三等
会议
会议
会议
以银川市区四二干沟和第四排水沟为对象,分枯、丰水期对氨氮、亚硝酸盐氮、砷、酚等主要污染物进行了监测,并参照该四项污染物浓度模拟配水,用紫露草微核技术,按沟水和配水分
会议
会议
广梨属秋子梨系,原产廊坊市万庄一带。现主要分布在永定河周围风沙地带。广梨树势强健,适应性广,抗逆性强,耐旱耐涝耐瘠薄。现廊坊市栽培面积达4000公顷,产量3000万公斤,主
本文报道用乙肝免疫球蛋白(HBIG)和两种乙肝病毒(HBV)疫苗,联合接种于HBeAg阳性母亲所生的新生儿,以期能阻断母婴之间的垂直传播。母婴传播已被公认。婴儿HBV感染率可达90%。
柑桔高接换种,就是利用原有柑桔老品种或低产劣质品种的骨干枝为基础,嫁接优良柑品种接穗,把劣质、低产品种改换成优质丰产品种的技术措施。为了实现当年春季嫁接(秋季嫁接)