冬季,我的不加温玻璃温室里,养护着350多盆仙人掌类植物。为了深入了解它们的过冬情况,我连续进行了两个多月的细致观察,并在日记中做了必要的记录,日积月累,终于掌握了很多一手资料。现选辑二题,综述如下: 一、浇水 1996年12月31日,雾转晴,11时有雨,下午大晴。趁天气晴好,给室内全部盆花浇一次透水。水源为贮存室内数日的自来水。元月1～5日为阴晴交替天气,6日雨夹雪,7日大雪。8～31日,共9晴3阴8雨,另加3个阴晴相间天和1个大雪天。室外最低气温为-4℃。在上述气候 In winter, my glasshouse, which is not heated, conserves 350 pots of cacti. In order to gain a better understanding of their winter conditions, I conducted two consecutive months of careful observation and made the necessary records in my diary. Over time, I finally learned a lot of first-hand information. The second edition of the Selected Works is as follows: I. Watering On December 31, 1996, the fog turned fine, the rain was at 11 o’clock and the dawn was clear in the afternoon. Take advantage of the weather fine, to the indoor potted water poured once. Water source for the storage of indoor water for several days. January 1 to 5 for the cloudy alternating weather, sleet on the 6th, 7th snow. 8 to 31, a total of 9 sunny 3 Yin 8 rain, plus three cloudy and one phase of a snowy day. Outdoor minimum temperature of -4 ℃. In the above climate