Ulwaphulo-mthetho lokutshabalalisa ukhula

Ehlabathini kukho iindidi ezingaphezu kwewaka. Ukhula luyancintisana nezityalo zezityalo kwisibambano sokukhanya, umswakama kunye nezondlo ezibalulekileyo, ezibangela umonakalo kwimveliso yesityalo. Ngoko ke, kwiindawo apho iifuno nezityalo zikhulile, kubalulekile ukulwa nokhula. Zizo: zonyaka, ezikhulayo zisuka kwimbewu (ininzi) kwaye zingapheliyo, zikwazi ukuvelisa phantsi kweemeko ezithile ngonyaka.

Indlela yokuqala kunye neyona ndlela eyaziwayo yokulawula ukhula - ukusila akuniki ipesenti yokuqinisekisa ukuwagxotha, kuba ukhula olungapheli lunokukhula ngaphandle kweengcambu ezincinci ezisemhlabeni. Ngaphandle koko, ukuhluma kuyinkqubo enzima kakhulu kwaye akubona bonke abalimi abanako. Kodwa ngoku kutshanje, i-herbicide yenzelwe ukunceda ukulwa nokhula, amalungiselelo amakhemikhali asetyenziswe emacaleni amaqabunga kunye neziqu, kwaye ngokukhawuleza athathwe yiyo yonke isityalo.

Ngokuqinisekileyo, ulwalamanzi luyinto entle, kuphela ukufumana umphumo omuhle, kufuneka usebenziswe kakuhle. Kungenxa yoko siqwalasela kwinqaku iinjongo eziphambili kunye nemithetho yokusetyenziswa kwezinto ezinobungozi bokutshabalalisa ukhula.

Uhlobo lwee-herbicide ukusuka kwokhula

Okwangoku, iimveliso ezingama-240 zolawulo lwokhula (i-herbicide) zinikezelwa kubathengi, kwaye uhla lwazo luhlala lushintshana: ekubeni i-high-toxic and non-effective herbicides, efunekayo isetyenziswe kumaxabiso amakhulu, athatyathwa yizilwanyana ezinobungakanani, ezincinci kunye nezisebenzayo kakhulu Ixabiso eliphantsi lokusetyenziswa.

Ukwenziwa kweekhemikhali zonyango kulwahlula:

Indlela esichaphazela ngayo ukhula yile:

Kukho izichumisi ezinzima kunye nokudibanisa i-herbicide (dicamba), ezicetyiswayo ukuba zisetyenziswe emanqeni ukusuka kwokhula kunye ne-moss.

Imithetho eyisiseko yokusetyenziswa kweengcambu zokulwa nokhula

Ukuze uphathe ukhula njengoluhlu lwee-herbicides njengolusebenzayo, kufuneka lwenziwa ngokuqwalasela le mithetho elandelayo:

Ngenxa yokuba ulwaphulo olunokutshabalalisa lunokutshabalalisa bonke ukhula okanye izityalo ezithile, zingasetyenziselwa ukutshatyalaliswa ngokupheleleyo kokhula, kodwa kunye nokucoca utshani kunye nokucoca izityalo emva kokuvela, ngaphandle kokulimaza izityalo zezityalo. Kodwa kusekhona izinto ezinetyhefu, ngoko ke xa uphatha ukhula kunye ne-herbicides, zihambelane nemilinganiselo yokukhusela.