unit19modernagricultureintegratingskills课件
日期：2010-08-26 08:49
weeding，fertilisingandsoonWhatadvicedoesJiaSixiegivefarmers?Becausehespenthistimeonresearchintoagriculture&wroteabookcalledQiminYaoshu，harvesting，sowing，Prereading1Whatcanyouseeinthepicture?2WhatdoyouknowaboutJiaSixie?Heisascientistinfarming;hewroteabookcalledQiminYaoshu1)FastreadingWhydoweconsiderJiaSixieasanagriculturescientist?2)CarefulreadingThelifeoffarmerisbusyEachmonththereisalotofworktodo:ploughing，whichisaboutbothfarming&gardeningatthecorrecttime…?goagainst…atthewrongtimetogrowdifferentplantsnexttoeachotherthebestharvestisreachedexaminethesoil…carefullycondition…notgood，…improve…beforesowing&plantingcrops…clean&removetheweedssheeporcowslandshouldbeploughedploughdeep…ploughlessdeepautumn…deeperthanspringploughing1?WhatadvicedidQiMinYaoShuinclude?2?Whatshouldyoudofirstasafarmer?3?Whatmustbedonebeforesowingorplantingcrops?4?WhydidJiaSixieletsheeporcowswalkontheland?5?Whatshouldwedoifwewanttoreachthebestharvest?6Shouldwheatbeplantedcl，
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