筆bi者zhe發fa現xian很hen多duo果guo農nong為wei了le套tao袋dai方fang便bian,一yi邊bian套tao袋dai一yi邊bian將jiang一yi部bu分fen礙ai手shou碰peng頭tou的de無wu果guo枝zhi條tiao去qu掉diao,問wen其qi原yuan因yin,說shuo是shi這zhe些xie枝zhi條tiao無wu果guo,光guang吃chi不bu幹gan,又you遮zhe光guang,故gu疏shu之zhi。還hai有you些xie果guo農nong以yi為wei夏xia季ji疏shu枝zhi也ye包bao括kuo幼you齡ling果guo樹shu或huo初chu果guo期qi樹shu,便bian在zai夏xia季ji將jiang幼you齡ling果guo樹shu和he初chu期qi果guo樹shu上shang的de認ren為wei是shi多duo餘yu的de枝zhi條tiao也ye疏shu掉diao。根據這些現象,筆者提出了自己的看法與大家探討。
夏季是果樹營養器官同化功能最強、光合產物最多、yangfenhechenghezhuzangtongshifashengdeshiqi。cishi,rangzugoudezhiyezhanlingyouxiaokongjian,zhizaodaliangdeguanghechanwulaimanzuguoshushengchangfayuhezhuzangyangfendexuyaoxiandefeichangzhongyao。weilehuodeyouzhiguopin,shidangshuchuchenglingguoshuyibufenyanzhongyingxiangguangzhaodezhitiao,gaishanguoshuneibuguangzhaotiaojianshiyoubiyaode。danshiruguoguoliangshuzhishicuowude。diyi,zaidingguoshiyijingkaolvguozhiguoyeguodebili,suirandaduoshuguonongshianjulifaliudeguo,danliugeiguoshizugoudezhiyejinxingguanghechanwudehechengshibixude。dier,gouchengguoshiganwuzhi95%的產物來自葉片的光合作用。所以這時的果樹隻要對麵可見人,中午樹冠下投射影光斑能占30%左右就不要輕易去除果樹上的一枝一葉。特別是幼齡果樹和初果期樹,應該是在保持旺盛的營養生長、jinkuaikuodashuguandeqiantixia,caikaolvyongcuhuashouduanjinxingwuzhijilei,shiqiyouyingyangshengchangzhubuxiangshengzhishengchangzhuanhua。suoyiyoulingguoshuhechuguoqishuzaixiajizuihaobushuzhi,jibianshifeiquchuzhiye,yeyaodengdaodongjiyingyanghuiliuhoujinxing。
一個枝條,在冬天是一根柴,但在生長季節尤其在夏季則是一個綠色加工廠。在此,提醒果農,在夏剪時疏枝一定要慎重。
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