动脑筋,写一篇种植日记.
来源:学生作业帮 编辑:作业帮 分类:语文作业 时间:2024/05/15 09:52:15
动脑筋,写一篇种植日记.
2012年4月3日 星期二 天气晴 “清明前后种瓜点豆”.今天的阳光照在身上软融融的我想这是个播种的好日子.我一共有12粒种子想用两种方法播种一种是直接把种子种进土里另一种是把包种子浸泡、催芽后再植入土壤中这样进行一下比较看两种播种发法对种子发芽有没有影响.第一种方法比较简单.我先找来3个喝酸奶剩下的杯子充作培养盆拿圆规尖把底部扎出许多小孔做渗水、透气用.然后把营养土分别倒入3个杯子里.正当我想把种子种进土里时突然想起种子发芽需要水分我应该先给营养土浇水.雨水、井水、河水都没有自来水要晾一天才能用怎么办难道我明天再种一想到种子露头那可爱的模样我还真有点迫不及待了今天一定要种上怎么办我抬头看见了泡着的绿萝不禁心头一喜对此水可用我欣喜地把泡绿萝的水倒入培养盆一时找不到工具就抄起一把剪子搅拌结果发现水倒多了跟刚熬完的棒子面粥似的这怎么成我又赶紧往盆里倒土结果土多了我再加水„„忙出我一脑门汗总算把土搞定.我拿剪子把土刨出一个小坑小心翼翼地拿起一粒彩椒种子放进小土坑然后覆上土.就这样我在这个盆里种上了3粒彩椒的种子在另外两个盆里分别种上了2粒红番茄和2粒黄番茄的种子.接下来我分别制作了标签贴在小盆上以便区分.刚想说大功告成突然想起老师说种子发芽前最好不再浇水了又记起ppt上示范图片播种后在花盆上压了一片玻璃片.我没有玻璃片可我有保鲜膜估计蒙上的效果差不多农民伯伯不是就用塑料大棚吗我也自制一个哈哈„„ 第二种方法难在水温控制.老师说水温控制在55°c水温太高会把种子烫死.我找了个体温表想测量水温可最高刻度才45°.不能准确、科学地测定温度那就估算吧.本着不能烫死种子的指导思想我等水不烫手了才把种子放进去搅拌.开始种子漂在水面上搅拌了几下后种子沉下去了.我赶紧停下数数还好是5粒没搅拌丢.这时我发现种子外有一圈透明的膜包裹着它就把搅拌速度放慢下来生怕把那层薄膜碰破.为了在后几个小时的浸泡中保持好水温我把泡种子的玻璃碗放置在阳台的窗台上保证阳光照射.做好这些我用了2个多小时的时间.12粒种子就花了我这么多心思把我搞得筋疲力尽真不知道农民伯伯每年的春季播种会有多辛苦我期待着种子快发芽.
再问: 用英语写日记
再答: It's a sunny day with the tiny wind blowing.I got up early because it's Planting Day in our country today.Students and teachers in our school went to the knoll to plant trees.We started our work as we got there.Some students digged the pits,some ones carried water and others planted.We worked hard. We had finished the job by 12 at noon,and we had planted more than 4000 trees.We went back at about 1 o'clock at afternoon.I felt very happy because we had made our country more beautiful though I was tied very much today. 祝你学习进步,生活愉快!
再问: 这个英语日记什么意思,快点说呀??????!!!!!!!!!
再问: 用英语写日记
再答: It's a sunny day with the tiny wind blowing.I got up early because it's Planting Day in our country today.Students and teachers in our school went to the knoll to plant trees.We started our work as we got there.Some students digged the pits,some ones carried water and others planted.We worked hard. We had finished the job by 12 at noon,and we had planted more than 4000 trees.We went back at about 1 o'clock at afternoon.I felt very happy because we had made our country more beautiful though I was tied very much today. 祝你学习进步,生活愉快!
再问: 这个英语日记什么意思,快点说呀??????!!!!!!!!!