Fungicides

Fungicides jẹ iru ipakokoropaeku ti a lo lati ṣakoso awọn arun ọgbin ti o fa nipasẹ ọpọlọpọ awọn microorganisms pathogenic.Fungicides ti pin si awọn fungicides inorganic ati awọn fungicides Organic ti o da lori akopọ kemikali wọn.Orisi mẹta ti awọn fungicides inorganic lo wa: awọn fungicides sulfur, fungicides bàbà, ati awọn fungicides mercury;Awọn fungicides Organic le pin si imi-ọjọ Organic (gẹgẹbi mancozeb), trichloromethyl sulfide (gẹgẹbi captan), benzene rọpo (gẹgẹbi Chlorothalonil), pyrrole (gẹgẹbi wiwọ irugbin), irawọ owurọ Organic (gẹgẹbi ethophosphate aluminiomu), Benzimidazole (bii. bi Carbendazim), triazole (gẹgẹbi triadimefon, triadimenol), phenylamide (gẹgẹbi metalaxyl), ati bẹbẹ lọ.

Ni ibamu si awọn idena ati arowoto ohun, O le ti wa ni pin si Fungicide, bactericides, kokoro aporó, bbl Ni ibamu si awọn Ipo ti igbese, o le ti wa ni pin si aabo fungicides, inhalable fungicides, bbl Ni ibamu si awọn orisun ti aise ohun elo. o le pin si awọn fungicides sintetiki kemikali, awọn oogun aporo ogbin (gẹgẹbi jinggangmycin, aporo oogun ogbin 120), awọn fungicides ọgbin, ọgbin Defensin, ati bẹbẹ lọ. fungicides.Fun apẹẹrẹ, chlorine, Sodium hypochlorite, bromine, ozone ati chloramine jẹ awọn bactericides oxidizing;Quaternary ammonium cation, dithiocyanomethane, ati bẹbẹ lọ kii ṣe awọn fungicides oxidizing.

1. Awọn iṣọra fun lilo awọn fungicides Nigbati o ba yan awọn fungicides, o ṣe pataki lati ni oye awọn ohun-ini wọn.Awọn oriṣi meji ti awọn fungicides lo wa, ọkan jẹ oluranlowo aabo, eyiti a lo lati ṣe idiwọ awọn arun ọgbin, bii omi adalu Bordeaux, mancozeb, Carbendazim, ati bẹbẹ lọ;Iru miiran jẹ awọn aṣoju itọju ailera, eyiti a lo lẹhin ibẹrẹ ti arun ọgbin lati pa tabi dena awọn kokoro arun pathogenic ti o wọ inu ara ọgbin.Awọn aṣoju itọju ailera ni awọn ipa to dara ni awọn ipele ibẹrẹ ti arun, gẹgẹbi awọn fungicides agbo bi Kangkuning ati Baozhida.

2. Fungicides yẹ ki o wa fun sokiri ṣaaju 9am tabi lẹhin 4pm lati yago fun lilo labẹ oorun sisun.Ti a ba fun sokiri labẹ oorun sisun, ipakokoropaeku jẹ itara si jijẹ ati evaporation, eyiti ko ṣe iranlọwọ fun gbigba irugbin.

3. Fungicides ko le ṣe idapọ pẹlu awọn ipakokoropaeku ipilẹ.Maṣe pọ sii tabi dinku iye awọn fungicides ti a lo, ki o lo wọn bi o ti nilo.

4. Fungicides jẹ awọn powders, emulsions, ati awọn idaduro, ati pe o gbọdọ wa ni ti fomi šaaju ohun elo.Nigbati o ba n fomi, akọkọ fi oogun kun, lẹhinna fi omi kun, lẹhinna fi ọpá rú.Nigbati o ba dapọ pẹlu awọn ipakokoropaeku miiran, fungicides yẹ ki o tun ti fomi ni akọkọ ati lẹhinna dapọ pẹlu awọn ipakokoropaeku miiran.

5. Aarin laarin lilo fungicides jẹ 7-10 ọjọ.Fun awọn aṣoju pẹlu ifaramọ alailagbara ati gbigba inu inu ti ko dara, wọn yẹ ki o tun sokiri lẹẹkansi ni ọran ti ojo laarin awọn wakati 3 lẹhin sisọ.