Mango cultivar evaluation program 2001/02 (SAMGA Yearbook 2002)

11th April 2011 11:04 am by Chrisna Strydom
A mango cultivar evaluation program was established by Merensky Technological Services, in the early 1990's. At present the program consist of approximately 90 mango cultivars
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Colouring up green skin mango cultivars (SAMGA Yearbook 2002)

11th April 2011 10:56 am by Chrisna Strydom
Mangoes, being tropical fruit, were previously viewed by the European market as exotic fruit and emphasis was placed on external fruit appearance rather than eating quality
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Evaluation of alternatives to copper oxychloride for the control of bacterial black spot - progress report (SAMGA Yearbook 2002)

11th April 2011 10:50 am by Chrisna Strydom
Bacterial black spot is the most important pre-harvest disease of mango and can cause severe fruit loss in susceptible cultivars such as Keitt and Kent
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Optimization of irrigation management in mango orchards (SAMGA Yearbook 2002)

11th April 2011 10:46 am by Chrisna Strydom
In many areas of South Africa drought and increased water demands endanger the sustainability of irrigated agriculture.
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Control of mango scale and mealybugs using systemic chemicals (SAMGA Yearbook 2002)

11th April 2011 10:25 am by Chrisna Strydom
Nitroguidelines are a new generation of systemic insecticides. The chemicals can be applied as soil drenches, stem paints or foliar sprays.
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(Evaluation of orchard dips for reduction of sapburn, lenticel damage and post harvest diseases on mango - final report (SAMGA Yearbook 2002)

11th April 2011 10:14 am by Chrisna Strydom
Orchard dip solutions used by growers to reduce sapburn on fruit are known to sometimes aggravate lenticel damage. Results from trials done in 2001 revealed that Agricultural lime and Sporekill
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Evaluation of four mineral oils for control of mango scale (Aulacaspis tubercularis) on mango (SAMGA Yearbook 2002)

11th April 2011 10:08 am by Chrisna Strydom
Mango scale and other scale insects including mealybug (De Villiers, 1998) are a problem on late cultivars. The insects move to the fruit and blemish
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Further investigations into control of bacterial black spot with copper sprays (SAMGA Yearbook 2002)

11th April 2011 10:02 am by Chrisna Strydom
A spray program trail confirmed that the standard copper oxychloride treatment at 300g/hL is still the best option for bacterial black spot control
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Changes to the epicticular wax layer of mango cv. Kent due to handling along a commercial packline (SAMGA Yearbook 2002)

11th April 2011 09:56 am by Chrisna Strydom
All plant surfaces are covered by epicuticular wax that plays an important role in plant defence mechanisms. Lenticels on fruit surfaces can be damaged
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Evaluation of products for the control of citrus thrips Scirtothrips aurantii Faure (Thysanoptera: Thripidae) on mango (SAMGA Yearbook 2002)

8th April 2011 12:32 pm by Chrisna Strydom
The South African Citrus thrips is a pest of mango in southern africa. Infestation of young mango fruit results in scarring
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Lenticel damage in mango: influence of harvest date and cold-storage conditions (SAMGA Yearbook 2002)

8th April 2011 12:10 pm by Chrisna Strydom
Lenticel damage is evidenced by the darkening of tissue immediately surrounding lenticels on the skin of mango fruits.
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The use of kaolin against insect pests of mangoes (SAMGA Yearbook 2002)

8th April 2011 12:02 pm by Chrisna Strydom
Kaolin, a clay mineral which is the active ingredient in a product called Surround WP was evaluated for protection
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Gall fly on mango (SAMGA Yearbook 2002)

8th April 2011 11:55 am by Chrisna Strydom
Although the identity of mango gall fly has not yet been establish beyond doubt, Procontarinia matteiana Kiefer & Cecconi
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Die evaluasie van ingevoerde mango kultivars (SAMGA Yearbook 2002)

8th April 2011 11:50 am by Chrisna Strydom
Budwood of 10 cultivars and selections were imported from Israel during 1997. These included two cultivars, Tango and Shelly
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Chairman's report 2001/02 (SAMGA Yearbook 2002)

8th April 2011 11:41 am by Chrisna Strydom
Vir almal in die mangobedryf was die laaste seisoen beter as die vorige een. Niemand van die SAMGA personeel het bedank nie en met almal binne en buite die kantoor
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(Mango Newsletter Volume 57) Gall fly on mango

7th April 2011 03:42 pm by Chrisna Strydom
Gall fly, Procontarinia matteiana, is a minute insect that infests the mango leaves at a very young stage. After the leaves have only just emerged (Fig. 1) eggs are deposited after
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(Mango newsletter Volume 57) The need to save energy

7th April 2011 03:28 pm by Chrisna Strydom
Eskom's recent system update painted a grim picture in the electrical energy market place.
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(Mango Newsletter Volume 57) Mango orchard nutrition - the macronutrients

7th April 2011 03:15 pm by Chrisna Strydom
Tree performance and orchard health are the result of a number of factors such as environmental conditions, soil type and chemistry
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(Mango Newsletter Volume 57) In die mangoboord: Maart - Mei 2011

7th April 2011 03:04 pm by Chrisna Strydom
Verwyder alle dooie materiaal uit die mango boord, soos bv. dooie blomstingels, misvormde blomme (wat eintlik al lankal verwyder moes word)
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(Mango Newsletter Volume 57) Uit die Voorsitter se stoel

7th April 2011 02:59 pm by Chrisna Strydom
No wonder they call it the hundred days of madness! Nog 'n jaar heeltemal anders as vantevore.
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