園藝分享 by yola and ming

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Page 1: 園藝分享 By yola and ming

園藝分享, Home Gardening

• 我們的過程, 經驗

• 什麼時候種什麼菜, 果樹

• 肥料

• 堆肥 home composting

• 菜蟲的問題

• 果樹病蟲害的防治

• 果樹何時接枝

• 果樹何時剪枝

• East Bay garden club

Yola and Ming, 2014 Garden talk 1

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Gardening • Books in the Library

• Internet • Garden Clubs…..

Yola and Ming, 2014 Garden talk 2

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How did we start……In the beginning Back Yard (original), no fruit tree, no veg garden

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Reengineer 改造 • 除掉不要,不好的樹, 改種果樹

– 開花結果, 好看又有得吃

• 草坪除掉,搬移及重舖小石頭, 加各式各樣園蒲, – 沒草坪, 省水, 不必割草, 也不難看 – 小石頭加踏石塊, 可隨意搬動, 變樣 – 種各式各樣菜, 花; 有新鮮疏菜吃

• 落葉, 樹枝, 放 在樹下 – 雜草不生, 又是肥料 (dry compost)

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Statistics

• 26果樹 7 grape, 4 orange, 3 kumquat, 3 cherry, 3 pear, apricot, apple,

nectarine, jujube, pomegranate, plum, grapefruit, goji berry bushes

(早知道該種別的品種, 可用接枝來改造)

• Vegetables

• 15 Trees 3 redwood 紅木, 2 spruce pines 松 , 3 cypress 柏, 大樹, 3 Wax Leaf Ligustrum plants, holly bamboo,..

• Flowers …

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什麼時候種什麼

果樹 : 裸根樹苗 (bare root trees), 1~3 月 盆栽樹苗 (container trees), 任何時間, 最好在春天.

大小, 地方, 品種….

菜 (買的菜籽説明書, 菜苗) •三, 四月: 芥蘭, 青岡菜, 油菜, 香菜, 雪裡紅, 芝麻菜 (Arugula),茴香

•四,五八, 九月:小芥菜, 青椒 (bell peppers ), 秋葵 (okra), 四季豆, 菜豆, 黃瓜

(Cucumber), 意大利瓜(Zucchini), 蕃薯葉, 甜菜(beets) ,蕃茄, 莧菜;

冬瓜 , 金瓜 (Kabocha), 菜瓜(Loofah), 葫瓜, sweet basil, 紫蘇, kale,

•八, 九, 十 月(過冬): 豌豆, 芥蘭, 青岡菜; 油菜, 香菜, 大蒜(leeks), white and

red Swiss chards,芹菜, 蠶豆(Fava Bean), 茴香, lettuce

•冬季 雨水到, 韮菜復生

•四季: 生菜(lettuce), 綠蔥.

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1.5’ x 3 ‘

1.5’ 直徑

種菜地方不需大

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陽光, 空氣, 水, 土壤

土壤裏必須有水和各種無機化學離子

:NH4+, NO3

-, HPO42- , PO4

3- , SO42- ,

Mg2+ , K+, Ca2+ …等植物才能成長,

這些離子經透析由水分佈到枝葉果實

.植物只認得水和離子含量的多少,

認不出來源是有機肥料或化學合成肥

料. 因此, 有機肥料和化學合成肥

料在土壤裏都必須轉化成這些無機化

學離子, 才能成為植物的營養素.

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肥料 • 氮(N, Nitrogen):

葉肥; 負責光合作用的葉綠素主要成份 . 足夠則葉光澤嫩綠, 不足則黃綠不長, 容易開花.

• 磷(P, Phosphorous):

增長開花結果; 足夠則花美, 水果豐盛,種子飽滿; 不足則成長不良, 葉莖呈現紫色.

• 鉀(K, Potassium): 根莖肥, 促進植物抗病及適應天氣變化, 以及從土壤 吸收營養素. • 微量營養素: 鈣(Ca, Calicium), 鎂(Mg, Magnesium), 硫(S, Sulfur), 硼(B, Boron), 鋅(Zn, Zinc), 錳(Mn, Manganese ), 鐵(Fe, Iron), 銅(Cu, Copper), 鉬(Mo, Molybdenum ), 氯(Cl, Chlorine).

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包裝肥料都標有三個數字 依次是氮(N), 磷(P), 鉀(K)的含量. • 常用氮肥 (lawn fertilizer): 32-0-4 含32%氮,0%磷,4%鉀; 有些含10%亞甲基尿素(Methyleneurea,slow release), 7%硫, 2%鐵

•一般肥料16-16-16: 含16%氮16%磷16%鉀;有些還含1%鈣, 其中氮是3.66%聚合物包膜尿素(control release).

•肥料標有同樣的三個數字不一定有同樣的成份, 必須仔細讀肥料的標籤.

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•青葉菜 主要用氮肥和微量磷肥, 鉀肥

•果樹 :用一般肥料 (16-16-16)或特別的花果肥 • 開花結果: 蕃茄,青椒,…

開始用氮肥促進成長, 開花時用一般肥料,

結果時如有底部萎爛的現象, 因為缺少鈣和鎂 . 加少量石膏粉 (Gypsum,

CaSO4 .2H2O)或瀉鹽(硫酸鎂, Mg SO4 ).

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堆肥 Earthworm composting

Yola and Ming, 2014 Garden talk

• water, damp not flood • food • air • dark

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改良土壤

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Black Soldier Fly Larvae (BSFL)

• BSFL found in compose • Benefits (non-pest):

– BSF prevent houseflies from laying eggs

– BSFL convert wastes to nutrients

– BSF (5-8 days life) stay away from humans, don't eat and no sting or venom, so really have no way of harming humans

• Not housefly (> 30 day life)

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菜蟲的問題

無殼蝸牛(Slug), 綠蝴蝶幼蟲, 蠼螋(Earwig), 瓜蟲(Squash bug), Aphids

觀察和捕捉是我們保護蔬菜的方法.

• 帶 双 ,多層手套

• 抓蝴蝶幼蟲

Yola and Ming, 2014 Garden talk

龜蟲(Harlequin Bug),

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Slug, Earwig, life cycle

• Active in dark night • 1 30, 50, 100 • 1% ammonia spray (dilute ammonia cleaning solution) • hide in cracks in damp areas. live under rocks and logs • Find the source, kill the eggs

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果樹病蟲害的防治

桃葉捲曲病(Peach Curl). 梨和蘋果的火燒病(Fire Blight). 梨和蘋果的蛀蟲(Moth Codling).

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果樹病蟲害的防治

• 購買抗病的品種. • UC Statewide Integrated Pest Management Program, (IPM). • 美國國家農業部(USDA)有機計劃(NOP)核准的可用與禁止的物質名單(USDA National Organic Program, Subpart G. The National List of Allowed and Prohibited Substances). 名單列有包括化學合成及非合成的物質使用規定.

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使用殺蟲劑及噴灑器材的安全措施

仔細 讀說明書, 遵照說明書使用和清潔處理.

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桃葉捲曲病(Peach Curl), 黴菌引起 1. 冬眠的時候 (12月到花開前噴兩,三次) 2. 有機農藥都是銅的化合物

• 硫酸銅銨的錯鹽:Kop R Spray Concentrate [Lilly Miller brands] and Liqui-Cop [Monterey Lawn and Garden], 易被雨水沖洗 • 銅肥皂液:Copper soap (10%copper octanoate). 只含1.8%銅, 效率低. • 波爾多混合液(Bordeaux Mixture)不被雨水沖洗, 最有效. 必須用硫酸銅[CuSO4]和熟石灰(Hydrated lime),自己配製.

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梨和蘋果的火燒病(Fire Blight)細菌引起

1. 花盛開引來蜜蜂及其他昆蟲帶細菌入侵梨

和蘋果的花,嫩枝, 水果.

2. 沿樹皮內側輸水管往樹幹甚至到根

向下傳染, 一天可傳染二,三呎.

3. 措施: 經常觀察

• 用10%漂白劑消毒過的剪子或鋸子割掉一呎半.

• 接枝抗病品種的樹枝.

• 每星期噴銅的有機農藥 (看說明書), 直到花謝.

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梨和蘋果的火燒病(Fire Blight)

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梨和蘋果的火燒病(Fire Blight)

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梨和蘋果的蛀蟲, Moth Codling 1. 蠹蛾(Coldling Moth)的幼蟲是禍首.

2. 每年有三代. UC cooperative Extension利用網路

提供州民蠹蛾出現以及幼蟲孵出的大約時間.

3. 防治的方法有

• 包裹水果(Lunch Bag)

• 用賀爾蒙黏著劑或陷阱捕捉蠹蛾

• 利用UC cooperative Extension Biofix Day & accumlated Degree-Day[DD])噴

灑有機農藥, 將農藥的使用降到最低.

• 噴灑有機農藥, 窄幅油(Narrow Range Oils), 窒息破壞蠹蛾的卵.效果低.

• 賜諾殺(Spinosad) (Monterey Garden Insect Spray or Green Light Spinosad

Lawn & Garden Spray , Bonide Captain Jack‘s Deadbug Brew®)供家居的果

園用, 殺蠹蛾的幼蟲.效果長而且好.

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噴灑有機農藥的時間

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果樹何時接枝

1. 一月底到二月花開前接枝.

2. Ever green, anytime

3. 同種類才能接枝.

4. 嫩枝(Scion)和母枝(Rootstock)的形成層

(Cambium)要緊接著 用膠布或Parafilm

Tape 包裹接枝點.

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Whip and Tongue Grafting

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Bark or Stab Grafting

切或刮新枝(Scion)的表皮讓它的形成層(cambium)與母枝表皮(Bark)的形成層緊密接觸

用膠帶 包好

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果樹何時剪枝 1. 剪枝讓陽光照入與空氣流通, 促進生長結果. 控制高度

才容易採收與放網避免鳥和松鼠侵害. 2. 一般在冬眠剪枝 或採完水果後剪枝 . 3. 已成長的櫻桃 和橘樹不必修剪.可以修邊. 4. 杏子(Apricot)必須採完水果後剪, 不能在冬眠剪避開

disease eutypa dieback. 5. Peach, nectarine, grape, & kiwi bear on last year's

shoot growth and they grow a lot, so remove at least 50% of last years’ growth.

6. Persimmon, apple, pear, plum, plumcot, and apricot which bear on spurs or less vigorous shoots, remove about 20% of last years’ grow.

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East Bay Garden club

* 3 ~10月 每月一家主持. * Potluck 每家帶一份餐食. * 參觀和說明家園的蔬菜水果.

* 特別園藝討論.

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Enjoy Gardening

• Seeds •

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