花卉叶面施肥应注意哪些问题
①叶面施肥是将肥料溶解于水中喷洒在叶面上,通过叶面的气孔或角质层,渗入叶内,供植物利用。
②不是任何肥料都能作叶面施肥用,只有溶解度较大的肥料如尿素、硝酸铵、硫酸钾、磷酸二氢钾、过磷酸钙和腐熟后的人粪尿液才能供叶面施肥用。
③施化肥溶液,一般加水200~500倍稀释。
④应在气温较低、湿度较大时使用,最好是在早晨喷施。肥液在叶面应保留1小时以上。一般嫩叶比老叶吸收快,叶底比叶面吸收快。喷时上下左右都要周到。
⑤所用肥料应在用前泡好,让其充分溶解,滤去不溶物质。也可与杀菌剂、杀虫剂一起混合使用,收到双重效果。
更多阅读
Warning: mysqli_query(): (HY000/1194): Table 'wp_yangzhirijiposts' is marked as crashed and should be repaired in /www/wwwroot/yangzhiriji/yangzhiriji/wp-includes/wp-db.php on line 1924
- Greatest Real cash On-line casino Sites Worldwide
- 生僻唯美的花名(生僻唯美的花名四字)
- Real cash Web based casinos Play Video game On the a christmas carol mobile internet For real Money
- Ideas On How To Deposit In Order To Bingo Sites Playing With Spend From The Mobile Phone
- 养花的小知识(养花的小知识图片)
- Enjoy 13,000+ Totally free Position Game, No Install Expected United states of america
- Kasino Prämie abzüglich Einzahlung 2024 Kostenfrei Echtgeld Boni
- Steam Tower Gratis Zum besten klicken Sie hier geben Abzüglich Registrierung
- Best Pirate Slots A knowledgeable On the internet Pirate Ports Games to possess 2024
- Jocuri Circa Aparate Întâmpla Şaitău Diamonds
网站邮箱:uuzw7@hotmail.com