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第389章 【灭蝗】

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魏延跟大乔、小乔成婚后,也就陪着她们回了一趟皖城,去她们的老家。网址找回邮件:ltxsba@gmail.com

皖城东郊,溪流环绕,松竹掩映着一个村庄,正是大乔、小乔的父亲桥蕤的庄园。在桥蕤故宅的后院有口古井,水清且深,二乔姐妹常在此梳妆打扮,修眉细细写春山,松竹箫佩环,每次妆罢,她俩便将残脂剩粉丢弃井中,长年累月,井水泛起了胭脂色,水味也有胭脂香了。于是,这井便有了胭脂井的雅称。

魏延到了那口胭脂井,闻着井里传来的香气,觉得传言有误,这不是脂粉的香气,而是四周花粉的香气,因为大乔、小乔根本不用脂粉来增添她们的秀色。

而且,魏延也有一个被美女们宠坏的习惯,最看不得女人浓妆艳抹,谁敢顶着一个大浓妆出现在他的面前,他必定让侍女端来清水,亲自给那个女人洗脸,这样一来,没有那个妻妾敢用脂粉,每个人都是素面朝着他。

魏延来到东汉,他剽窃了后世很多绝好的诗词,有一首词他却万万剽窃不得,那便是苏轼的《念奴娇赤壁怀古》,特别是他迎娶了小乔之后,他只能在心里默念这首词:“大江东去,浪淘尽。千古风流人物。故垒西边,人道是,三国周郎赤壁。乱石穿空,惊涛拍岸,卷起千堆雪。江山如画,一时多少豪杰!遥想公瑾当年,小乔初嫁了,雄姿英发,羽扇纶巾,谈笑间,樯橹灰飞烟灭。故国神游,多情应笑我,早生华发。人生如梦,一樽还酹江月。”

……

这个冬天,虽然下了几场雪,但比起去年的冬天,明显没有那么冷。

魏延一脸愁容,因为他知道,冬天不冷,明年必将有大蝗灾。

蝗虫过境寸草不生,大片庄稼颗粒无收,想到这里,魏延都不寒而栗。

他十分清楚,不论是大汉民众还是魏军,都十分依赖粮食,若是因为蝗虫过境而粮食大幅度减产,就大大影响自己的战略推进。

现在看来,明年的蝗灾已经不可避免。

因为蝗虫是一种喜欢温暖干燥的昆虫,天气干旱,水位下降,土壤变得比较坚实,含水量降低,且地面植被稀疏,蝗虫产卵数量大为增加,多的时候可达每平方米土中产卵4000~5000个卵块,每个卵块中有50~80粒卵,即每平方米有20万~40万粒卵。

同时,在干旱年份,河湖水面缩小,低洼地裸露,也为蝗虫提供了更多适合产卵的场所。

另一方面,干旱环境生长的植物含水量较低,蝗虫以此为食,生长的较快,而且生殖力较高。相反,多雨和阴湿环境对蝗虫的繁衍有许多不利影响,蝗虫取食的植物含水量高会延迟蝗虫生长和降低生殖力,多雨阴湿的环境还会使蝗虫流行疾病,而且雨雪还能直接杀灭蝗虫卵。另外,蛙类等天敌增加,也会增加蝗虫的死亡率。

自从十常侍之乱以后,整个北方都没有下过什么雨,播种谷子、小麦都是挑河里的水来灌溉的,雨水和雪水不足,便给蝗虫提供了良好的繁衍环境,一旦蝗虫的数量密集起来,便会造成蝗灾,到时候便是遮天蔽日的蝗虫,吞噬庄稼禾苗,所到之处,寸草不生,正因为蝗灾如此破坏粮食生产,所以跟水灾、旱灾并列一起,为影响农业的三大灾害。

魏延依稀记得,历史上东汉末年有过大蝗灾,中原连续爆发大蝗灾,这是造成人口大量死亡的重要原因之一,蝗灾造成粮食减产绝产,普遍发生人相食啖的惨剧,粮食昂贵到惊人的一斛谷麦数十万钱。在更为严重的情况下,甚至金钱再多也无粮可籴。

魏延派人请来韩浩来商谈如何防止蝗害。

韩浩这半年多得魏延青睐,自己又着实能干,屯田兵团在他和石韬的经营下,红红火火,无论是粮食种植、畜牧养殖、矿产,都有飞速的发展,已然成了魏延争霸天下的一个强有力的支撑,虽然其他诸侯都在仿效魏延做屯田,很明显,他们已经落后了很多。

韩浩在这半年多对魏延有了更深的了解,魏延一旦信任一个人,在那人的面前就不拘小节,不端架子,韩浩从魏延对待自己的态度上完全看得出来,主公信任自己,因为魏延当时刚刚在将军府后面修炼武艺,出了一身大汗,没有换衣服,没有做什么修饰,便大大咧咧地带着韩浩进入将军府前宅议事厅。

魏延递给韩浩一张纸,上面是对去年雨水的统计,一整年十二个月下的雨还赶不上前年三个月的雨,几乎可以说是全年干旱,治下地区的民众都是取河水、井水灌溉,有很多严重干旱地区靠挖掘沟渠兴修水利勉强把庄稼种上去,勉强能够供应生活用水。

韩浩瞥到议事厅里面有一大堆泥土,那泥土甚是干裂,便问道:“主公,您可是担心雨水缺少,影响今年庄稼收成?”

魏延一脸凝重地摇摇头说道:“最近一年我们兴修了许多沟渠,灌溉得力,庄稼虽然没有去年长得好,但也不会减产太多。我唯一忧虑的是,明年恐有蝗灾!”

韩浩大惊,将信将疑地道:“主公,现在才十二月份,您就能推断出明年有蝗灾?”

魏延搓起一块泥土递给韩浩:“元嗣,你看,泥土如此干燥,正是最适合蝗虫繁衍的程度,俗话说久旱必蝗,这是一个惨痛的教训,今年爆发蝗灾,恐怕是必然的了。”

韩浩一脸惭愧,这本来是他做典农中郎将必须要知道的事情,却让主公费心了。

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