No ke aha la e lau huli yellow i loko o ka plum laau, a pehea e kōkua?

Plum - kekahi o ka mahinaai laau loa mahaloia. Kona hiʻona no ka oi wale ma ka ohia a me ka ohia. He unpretentious a kŘpa a hoʻopale i na mea he nui nā mea palahēhē, akā, i kekahi manawa i ka laau hoʻomaka e hana ino aku ia. No ke aha la e lau huli yellow ma ka plum, ina ma mua o ka Akuma ka anu mea no ka hailona o ka manawa, a pehea ia hiki ke kena ae la? Loa paha, na aa ku i ka laau.

Aia hoʻi i ke kumu

Mua, keia paha ia i kaʻilihune o kūpono e noho hoʻopuni ana. Ma wahi me ke kiʻekiʻe groundwater pae waterlogging o nā aʻa i kānāwai. Lākou kīloi paʻewa na lala make, a me ka laau kino worsens. Mua o nā mea a pau loli lau waena, ahu iho, e hoʻomaka e huli yellow, a haule iho la. Ua hiki no hoi pane i ka moni loa, a me ka'āina ikaika maloʻo ana mai i ka ulu wa pono.

Ma calcareous soils, ka laau hiki hoʻomaka chlorosis. Na lau Plum (Hawaii photo) yellow, uliuli a pau, he mea wale kekahi wahi paiki loloa ma na aa koko. Over manawa, i ka hapanui o na lau hoʻomaka e blacken a maloʻo i na kihi. Ka hoʻohanaʻana i ai 'e like me "chelate" a me ka "Antihlorozin" e hoola i ka mea kanu.

No ke aha la e lau huli yellow i loko o ka plum ina ua ole wawahi ai i ka mahi 'enehana? Ke kumu paha e frostbitten. Inā na lala iʻa a me ka nui ilpko o, ka mea hiki keʻokiʻia. I ka make ana o ka wahie o na aa mea ole ai kekahi '. Ka mea, e make lohi, noho e lawa māhuaola i ka luna o ka pāpale aliʻi. ka mole nenoaiu o ka laau, e hoihoi nele i ka wā lōʻihi o ka manawa. Ua lawe hoʻokahi wale o ke kūpaleʻana a hiki i ka hopena loli i ka moku'āina o ka hua a me na lau o kekahi mau makahiki.

Yellowing lau moni loa hiki ke pane i ka ulu i ka fungal maʻi a pest infestation.

Vertitsillez

Ke causative Agena o ka maʻi - he lepo fungus Verticillium arbo-atrum. Ua ua māhele ia ma nā mea a pau climatic cii, a e loli ai pohaku hua: plum, apricot, plum. Ua komo iloko o ka laau ma eha i loko o ka aa, a koke palahalaha ae keu. He ua eo i kona mycelium kaha ma a komo i ka wai a me ka māhuaola. A ke kumu o ka lau huli yellow a me ka hoʻohuli akula i loko o plum, e hoʻomaka ana mai ka lalo a hiki i ka luna. I kekahi manawa, plum make koke, i kekahi manawa no ka manawa lōʻihi i ka poe ilihune ke ano. Inā ka maʻi ua hoʻomaka 'nei, e hiki hoʻomakaʻawa "Previkurom", "VitaRos" a "Topsinom-M". E pale aku i ka laha ana o ka fungus i loko o ka mahinaʻai,ʻaʻole hiki ke kau ma waena o plums susceptible e vertitsillezu moʻomeheu: ka paka, strawberries, a pau nightshade. Maÿi laau mea pono e holoi a disinfect i ka lepo.

moniliosis

A noho pilikia loa maʻi, kena ae la ia e ka fungus Monilia. Kona spores komo iloko o ka pistil o flowering plums a me ka ulu, ma o na la a maloo o nā pua a me ka opiopio lau, a laila, i ka make ana o lala. Ke parasite e loli ai a me ka hua, germinating ia poʻohina-ʻeleʻele mau kiko. Ua multiplies hoʻomaka koke i ka olelo o ka kiʻekiʻe humidity, a me.

E hoola i ka laau e eʻokiʻia shrunken lālā, e ohi, a kuni i ka mea haule lau a me ka hua. Mua flowering, a ma hope oʻawa ia mea e pono ia e hoomakaukau "Home" ole "Horus".

kamako iki lau ke kina ole

A hiki i 1962, i ka fungus Coccomyces hiemlis Higg noʻonoʻo quarantined mea. Kamako iki lau ke kina ole - kekahi kumu o lau huli yellow i loko o ka plums. Ma hope o anal o ka fungus ma luna o ia hōʻike uuku loa kiko. Ke kiʻekiʻe o blending, ka mea e haawi ana i ka hapanui o ka pepa. Ma kaʻaoʻao lalo 'oe ke' ike i ke keʻokeʻo-a pink fungal spores. I kekahi manawa, na lau mai e haule iho, akā, huli mea eleele, a maloʻo. Hooki i ka ulu i ka hua, he laau ua ikaika attenuated, hoemiia ka hooilo hardiness.

I ka hakakāʻana o ka maʻi he ekoluʻawa o ke keleawe oxychloride a me Bordeaux ukuhiia: ma ke kahua o nā'ōpuʻu, koke flowering ma hope, a ma hope o kaʻohiʻana.

plum aphid

Kēia keikihipa omo parasite pale omaomao. First aphid panalāʻau i aia ma luna o ke keiki hoi e pana aku, akā, hiki koke hohola iho la lakou mawaena o ka laau. No ka mea, o kona mau hana hoʻohuli lau ma ka poho iho, i ko lakou mau kihi huli melemele, droop, a haule iho. Padfolio hookuuia o aphids ma ka underside o ka lau i lawe i ka moemoeā i ka sooty fungus e hiki hoopau mai i ka hua hou ana iho.

Insecticides E ke loa wehe hoi e pana aku. Hao laau lapaau "Inta-Vir 'kona kino, a me ka skeletal lālā palua ua uhiia i ka makahiki me ka whitewash.