Tsev 
Cov khoom
Ebb Thiab Flow Bench For Greenhouse
piav 2
Cov yam ntxwv ntawm ebb thiab flow bench
Ebb thiab ntws lub rooj ntev zaum yog ib qho kev siv dej siab tshaj plaws tsim los rau kev cog qoob loo cog qoob loo lossis ntim cov noob qoob loo thiab cog qoob loo tsis muaj av. Txoj kev no siv lub hauv paus ntsiab lus ntawm kev poob kom paub txog lub sijhawm dej thiab fertilization. Ntau qhov kev sim kev tshawb fawb hauv tsev thiab txawv teb chaws tau pom tias kev loj hlob ntawm cov qoob loo siv ebb thiab cov dej ntws yog pom tseeb zoo dua li cov dej siv dag zog, uas tuaj yeem tsis tsuas yog txo qhov tshwm sim ntawm gangrene thiab wrinkled nplooj, tab sis kuj txo cov dej haus. los ntawm 33% thiab nce kev siv dej los ntawm 40%. Vim tias ebb thiab dej ntws tsis muaj dej da dej, nws tuaj yeem txo cov nitrogen siv 30% mus rau 35%, thiab txhim kho kev siv nitrogen zoo heev.
Qhov zoo ntawm ebb thiab flow bench
