Yog vim li cas thiab kev kho mob ntawm Phytochemical Injury nyob rau hauv greenhouses ntawm zaub

Yog vim li cas thiab kev kho mob ntawm Phytochemical Injury nyob rau hauv greenhouses ntawm zaub

1: Ua rau phytotoxicity nyob rau hauv zaub greenhouses

Qhov concentration ntawm cov tshuaj tua kab yog siab dhau lawm, los yog qhov concentration yog qhov tseeb thiab daim ntawv thov rov qab ua haujlwm thaum lub sijhawm ua haujlwm; cov tshuaj tua kab yog siv thaum qhov kub thiab txias, cov av noo siab, thiab lub hnub ci muaj zog; cov tshuaj tua kab yog siv nyob rau hauv rhiab loj hlob theem ntawm zaub; thiab cov tshuaj tua kab tsis sib xyaw kom zoo.

Thib ob: Kev ntsuas kho thaum phytotoxicity tshwm sim hauv cov zaub ntsuab

Thaum cov tsos mob xws li yellowing ntawm nplooj, me ntsis ntawm stems thiab nplooj, stagnation ntawm kev loj hlob, wilting ntawm cov nroj tsuag, thiab deformities tshwm sim, nws yog tsim nyog los soj ntsuam qhov ua rau ntawm lub phytotoxicity nyob rau hauv thiaj li yuav coj cov kev ntsuas coj. Feem ntau siv cov kev kho mob rau phytotoxicity yog:

(1) Txau ntau cov dej los ntxuav: Yog tias phytotoxicity tshwm sim tom qab txau cov tshuaj tua kab rau ntawm nplooj thiab cov nroj tsuag, thiab pom tias cov nplooj ntawm cov qoob loo raug mob tuaj yeem txau sai sai nrog cov dej ntau, thiab cov nplooj ntoo ntawm cov qoob loo raug mob tuaj yeem txau sai sai nrog dej ntau, thiab dej tuaj yeem txau ntau zaus 2-3 zaug, Sim ntxuav cov tshuaj ntawm qhov chaw ntawm tsob ntoo.

(2) Topdressing quick-acting fertilizer: Ntawm cov qoob loo uas tau raug kev txom nyem los ntawm phytotoxicity, sai topdress chiv kom cov as-ham, ntxiv dag zog rau txoj kev loj hlob tseem ceeb ntawm cov qoob loo, txhawb kev loj hlob thaum ntxov thiab accelerate lub rov qab ntawm zaub, thiab cov nyhuv ntawm seedlings nrog tsawg kev puas tsuaj. yog pom tseeb dua.

(3) Txau tshuaj rau txo phytotoxicity: Thaum phytotoxicity tshwm sim rau cov zaub, cov tshuaj rau txo phytotoxicity tuaj yeem txau rau ntawm cov zaub uas puas lawm kom txo cov phytotoxicity.

(4) Thaum phytotoxicity tshwm sim rau cov zaub, tshem tawm cov seem uas muaj phytotoxicity hnyav, xws li tshem tawm cov nplooj, lossis tshem tawm sab saum toj, thiab siv cov ceg ntoo kom rov tsim cov ceg ntoo.

(5) Tib lub sijhawm, nws yuav tsum tau ua tib zoo saib xyuas cov khoom siv kho mob kom huv si ua ntej nws tuaj yeem siv rau lwm yam tshuaj tua kab.

Kev ceev faj yuav tsum tau them nyiaj kom tsis txhob siv cov tshuaj tua kab uas yuav ua rau muaj kev puas tsuaj rau cov qoob loo tom ntej.