蔬菜對除草劑大都非常敏感，在施用除草劑時一定要謹慎。1.注意除草劑對下茬蔬菜的影響：蔬菜對除草劑大都非常敏感

，施用不當很容易出現藥害
，尤其是持效期較長的除草劑，還容易對下茬蔬菜造成影響。因此,zaishiyongchucaojishiyidingyaozhuyi
，bujinyaokaolvdaozhechashucaideshengchang
，haiyaokaolvdaoshifouhuiduixiachashucaichanshengyingxiangdeng，yimianzaochengsunshi。zaishiyongxuanzexingchucaojishiyingzhuyishucaidezhonglei，ruzaifangzhisigua、黃瓜等闊葉類蔬菜田裏的禾本科雜草時，可用高效氟吡甲禾靈
、jingkuihelingdengkuoyeleishucaitianchucaoji。zaipenshichucaojishiyaoyangeanzhaoshiyongshuomingjinxing
，rucainongyongdejiaoduodejingyibingjiacaoan
，zaiturangshirunshishiyongyouliyufahuiyaoxiao。suiranyoudechucaojibijiaoanquan
，danruozaishucaidingzhihoushiyong，zuihaoanzhuangdingxiangpentoupenshi，bimianpendaoshucaizhizhushang。2.中耕、覆膜

、噴除草劑有機結合：施用除草劑時一定要了解除草劑的特性及施用方法。對於殘效期短、觸chu殺sha性xing的de除chu草cao劑ji如ru百bai草cao枯ku等deng，隻zhi能neng被bei植zhi物wu綠lv色se組zu織zhi吸xi收shou，使shi其qi枯ku死si
，在zai土tu壤rang中zhong則ze會hui迅xun速su與yu土tu壤rang結jie合he而er鈍dun化hua，對dui下xia茬cha蔬shu菜cai不bu會hui產chan生sheng影ying響xiang
，可ke在zai蔬shu菜cai定ding植zhi前qian施shi用yong。但dan這zhe類lei除chu草cao劑ji隻zhi能neng殺sha死si雜za草cao的de地di上shang部bu分fen，對dui雜za草cao的de地di下xia莖jing及ji根gen係xi沒mei有you作zuo用yong，往wang往wang除chu草cao不bu徹che底di，所suo以yi在zai定ding植zhi時shi雜za草cao仍reng然ran很hen多duo。菜cai農nong可ke結jie合he其qi他ta措cuo施shi
，綜zong合he防fang除chu雜za草cao，效xiao果guo更geng好hao。首shou先xian是shi中zhong耕geng除chu草cao。這zhe是shi最zui有you利li於yu作zuo物wu生sheng長chang的de除chu草cao方fang法fa
，通tong過guo鋤chu頭tou等deng工gong具ju翻fan地di
，不bu僅jin能neng斬zhan草cao除chu根gen，而er且qie可ke以yi疏shu鬆song土tu壤rang，有you利li於yu苗miao期qi蔬shu菜cai根gen係xi下xia紮zha，對dui培pei育yu壯zhuang棵ke起qi著zhe重zhong要yao作zuo用yong。其qi次ci是shi覆fu蓋gai黑hei色se地di膜mo。黑hei色se地di膜mo的de主zhu要yao作zuo用yong是shi防fang草cao

，現xian在zai棚peng內nei溫wen度du仍reng高gao，雜za草cao繁fan殖zhi非fei常chang快kuai
，覆fu蓋gai黑hei色se地di膜mo後hou就jiu不bu用yong再zai擔dan心xin雜za草cao的de問wen題ti。秋qiu茬cha蔬shu菜cai覆fu蓋gai黑hei色se地di膜mo是shi一yi種zhong不bu錯cuo的de除chu草cao措cuo施shi，但dan越yue冬dong茬cha蔬shu菜cai最zui好hao不bu要yao覆fu蓋gai黑hei色se地di膜mo，因yin為wei冬dong季ji氣qi溫wen低di
，覆fu蓋gai黑hei色se地di膜mo不bu利li於yu地di溫wen的de提ti高gao。覆fu蓋gai黑hei色se地di膜mo前qian最zui好hao先xian中zhong耕geng一yi下xia，以yi增zeng加jia土tu壤rang的de透tou氣qi性xing。