coÂng ngheÄ 9
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COÂNG NGHEÄ 9. KIEÅM TRA BAØI CUÕ. ?. KIEÅM TRA BAØI CUÕ. Quan saùt hình, moâ taû caùc böôùc thöïc hieän quy trình giaâm caønh ? . Caét caønh giaâm: d = 0,5cm, daøi: 5 – 7cm, coù töø 2 – 4 laù. Xöû lí caønh giaâm: nhuùng caønh giaâm saâu 1 – 2 cm trong thuoác kích thích ra reã töø 5 – 10s. - PowerPoint PPT PresentationTRANSCRIPT
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LOGOwww.themegallery.com COÂNG
NGHEÄ 9
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KIEÅM TRA BAØI CUÕ
?
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KIEÅM TRA BAØI CUÕ
Quan saùt hình, moâ taû caùc böôùc thöïc hieän quy trình giaâm caønh ?
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Caét caønh giaâm: d = 0,5cm, daøi: 5 – 7cm, coù töø 2 – 4 laù.Xöû lí caønh giaâm: nhuùng caønh giaâm saâu 1 – 2 cm trong thuoác kích thích ra reã töø 5 – 10s
Caém caønh giaâm: saâu 3 – 5 cm, khoaûng caùch 5 x 5cm hoaëc 10 x 10cm
Chaêm soùc caønh giaâm: töôùi nöôùc, phun thuoác, sau 15 ngaøy chuyeån ra vöôøn öôm
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Giaâm caønh coù öu, nhöôïc ñieåm gì ? Ưu điểm:
- Giöõ ñöôïc ñaëc tính cuûa caây meï- Ra hoa quaû sôùm- Heä soá nhaân gioáng cao
Ñoøi hoûi kó thuaät vaø thieát bò caàn thieát
Nhöôïc điểm:
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KYÕ THUAÄT TROÀNG
CAÂY AÊN QUAÛ COÙ MUÙI ( Cam, chanh ...)
Coâng ngheä 9 Tieát 13 - Baøi 7 :
GV soaïn:Nguyeãn Thò Hoaøng OanhTHCS Löông Theá Vinh-TPCT
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi
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Mít vaø Maêng cuït coù phaûi laø caây coù muùi khoâng ?Mít vaø Maêng cuït khoâng phaûi laø caây coù muùi. Caây coù muùi laø nhöõng caây thuoäc hoï Cam
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Vitamin A, B1, B2, C, E...
Chaát khoaùng Ca, P...Ñöôøng
Axit höõu cô
Chaát xô
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Laáy tinh daàu (töø laù, voû quaû, hoa...): daàu goäi, daàu thôm, thuoác dieät muoãi...
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ÑOÏC BAÙO
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Laøm thuoác: ...
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Cheá bieán: nöôùc eùp, keïo, möùt, röôïu...
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi- Cung caáp vitamin (A, B1, B2 ,C, E ...), chaát khoaùng (Ca, P...), chaát xô, ñöôøng, axit höõu cô...+ Laáy tinh daàu (töø laù, voû quaû...): daàu goäi, daàu thôm, thuoác dieät muoãi...
+ Cheá bieán: nöôùc eùp, keïo, möùt, röôïu...
+ Laøm thuoác: ...
- Giaù trò khaùc
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi
- Hoï: Cam
II. Ñaëc ñieåm thöïc vaät vaø yeâu caàu ngoaïi caûnh.1. Ñaëc ñieåm thöïc vaät
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Reã: Goàm reã caùi aên saâu xuoáng
ñaát, reã con phaân
boá ôû taàng ñaát maët 10 –
30cm.
reã caùi
reã con
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Thaân goã
Laù ñôn, moïc caùch
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Hoa: maøu traéng, moïc thaønh chuøm, coù muøi thôm, thöôøng ra cuøng vôùi laù non. Hoa löôõng tính
NhuïyNhò
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Quaû: quaû moïng
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi
- Hoï: Cam- Reã: Goàm reã caùi aên saâu xuoáng ñaát, reã con phaân boá ôû taàng ñaát maët 10 – 30cm.- Thaân goã
II. Ñaëc ñieåm thöïc vaät vaø yeâu caàu ngoaïi caûnh.1. Ñaëc ñieåm thöïc vaät
- Laù: Laù ñôn
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi
- Hoa: maøu traéng, moïc thaønh chuøm, coù muøi thôm, thöôøng ra cuøng vôùi laù non. Hoa löôõng tính
II. Ñaëc ñieåm thöïc vaät vaø yeâu caàu ngoaïi caûnh.1. Ñaëc ñieåm thöïc vaät
- Quaû: quaû moïng
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùiII. Ñaëc ñieåm thöïc vaät vaø yeâu caàu ngoaïi caûnh.1. Ñaëc ñieåm thöïc vaät2. Yeâu caàu ngoaïi caûnh
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YC ngoaïi caûnh
Nhieät ñoä: Ñoä aåm:
AÙnh saùng:
Löôïng möa :
Ñaát:
25 – 27oC
70 – 80%
1000 – 2000 mm/naêm
laø caây öa saùng
phuø sa, ñoä pH: 5,5 – 6,5
HOAØN THAØNH SÔ ÑOÀ SAU ?
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi
- Nhieät ñoä: 25 – 27oC- Ñoä aåm: 70 – 80%. - Löôïng möa: 1000 – 2000mm/naêm- AÙnh saùng: Laø caây öa saùng nhöng khoâng öa aùnh saùng maïnh
II. Ñaëc ñieåm thöïc vaät vaø yeâu caàu ngoaïi caûnh.1. Ñaëc ñieåm thöïc vaät2. Yeâu caàu ngoaïi caûnh
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Baøi 13 : KYÕ THUAÄT TROÀNG CAÂY AÊN QUAÛ COÙ MUÙI
I. Giaù trò dinh döôõng cuûa caây aên quaû coù muùi
- Ñaát: Ñaát phuø sa ven soâng, phuø sa coå, bazan, ñoä pH: 5,5 – 6,5
II. Ñaëc ñieåm thöïc vaät vaø yeâu caàu ngoaïi caûnh.1. Ñaëc ñieåm thöïc vaät2. Yeâu caàu ngoaïi caûnh
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KIEÅM TRA KIEÁN THÖÙC
?
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ContentsPowerPoint 2000
Cam, chanh, quaát...D
Mít, daâu, cam...AChanh daây, cam,
böôûi...B
Saàu rieâng, maêng cuït...
C
Caây aên quaû coù muùi goàm:1
Cam, chanh, quaát...D
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ContentsPowerPoint 2000
Reã caâyD
Voû quaû, laù, hoaAThòt quaûBVoû caâyC
ÔÛ caây coù muùi, tinh daàu ñöôïc laáy chuû yeáu
töø ?2
Voû quaû, laù, hoaA
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ContentsPowerPoint 2000
Caû nöôùcD
Mieàn namAMieàn trungBMieàn BaécC
Caây aên quaû coù muùi ñöôïc troàng ôû:3
Caû nöôùcD
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Choïn caâu ñuùng hoaëc sai4
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Noäi dung Ñ hoaëc
S1.Quaû CCM coù chöùa nhieàu
vitamin, chaát khoaùng ñöôøng, axit höõu cô neân thöôøng ñöôïc cheá taïo thaønh thuoác boå.
2.Ngöôøi bò beänh tieåu ñöôøng, cao huyeát aùp, ngöôøi aên kieâng... khoâng neân aên cam, quyùt, böôûi...
3.Reã, thaân, laù, hoa, quaû... cuûa CCM ñeàu coù taùc duïng trò beänh.
4.CCM coù hoa löôõng tính, quaû haïch
5.CCM thích hôïp nhaát vôùi ñaát phuø sa vaø ñaát bazan ...
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- Hoïc baøi, traû lôøi caâu hoûi trong SGK.- Ñoïc tröôùc baøi môùi.- Tìm hieåu moät soá gioáng caây coù muùi ôû ñòa phöông.
DAËN DOØ