Lecture 13 - Spice Crops Flashcards

1
Q

difference between herbs and spices

A

herbs - typically leaves (sometimes seeds) from temperate origin plant
spices - flowers, fruits, or bark from tropical origin plant

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2
Q

part of plant used for black pepper

A

dried fruit (peppercorns)

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3
Q

part of plant used for nutmeg

A

seed

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4
Q

part of plant used for mace

A

coverings of nutmeg seeds

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5
Q

part of plant used for cloves

A

unopened flower buds

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6
Q

part of plant used for cassia and cinnamon

A

bark

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7
Q

part of plant used for cardamon

A

fruits, seeds

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8
Q

part of plant used for turmeric

A

rhizome

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9
Q

part of plant used for sesame

A

seeds

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10
Q

old world spices

A

cinnamon, nutmeg, mace, black pepper, ginger, cloves, cardamon, anise, caraway, mustard, saffron

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11
Q

new world spices

A

allspice, chilies, paprika, vanilla

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12
Q

Most important world traded spice

A

pepper (than capsicum)

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13
Q

2 types of pepper

A

white and black pepper

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14
Q

pepper scientific name and family

A

piper migrum
family is piperaceae

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15
Q

when is black pepper picked

A

picked green (but still mature), and are allowed to darken and shrivel upon drying

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16
Q

when is white pepper picked

A

when berry has ripened on the vine. the outer hull is removed

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17
Q

where is pepper native to

A

india and east indies

18
Q

physical description of pepper plant

A

perennial glabrous, woody climber (vine)

19
Q

best temp and moisture for pepper

A

25-35 C
2000-3000mm

20
Q

pepper propagation

A

through stem cuttings with one node and one leaf
takes 4-5 months in nursery

21
Q

when is pepper pruned

A

every 10 nodes until top of support

22
Q

how is black pepper processed

A

left on spike for hours to ferment, than striped off to dry to 12% moisture

23
Q

how is white pepper processed

A

berries are stripped and put in bags with running water to soften pericarp and remove it. Buff colored berries dry

24
Q

most common chili peppers are

A

capsicum annuum ( bell pepper, jalapenos, etc)
capsicum frutescens (tobasco peppers)
capsicum chinense ( naga, habanero, etc)
capsicum pubescens (rocoto peppers)
capsicum baccatum (aji peppers)

25
Q

where are chili peppers native to

A

south and central america

26
Q

nutritional value of chili peppers

A

sources of vitamin C, A, and E

27
Q

chill pepper fruit are ______

A

berries

28
Q

what gives chili peppers the hot taste

A

capsaicin

29
Q

what factors influence hotness of chili peppers

A

genetics/type
environmental conditions
ripeness of fruit
fruit parts (seeds and placenta are hottest)

30
Q

how do we measure hotness

A

using scoville units

31
Q

most popular chili peppers

A

hot peppers, chili peppers, cayenne peppers

32
Q

chili pepper harvest

A

hand harvest at green or red stage

33
Q

major diseases of chili pepper

A

athracnose, bacterial leaf spot, cercospora leaf spot

34
Q

problem with peppers

A

blossom end rot caused by inadequate calcium levels

35
Q

management of diseases in chili pepper

A

resistant varieties, crop rotation, fungicides, well-drained soil

36
Q

clove scientific name

A

syzygium aromaticum

37
Q

clove tree discription

A

evergreen tree that can grow up to 15m. Purple fruit

38
Q

best conditions for clove

A

partial shade, 2000-3000m, dry season needed

39
Q

origin of cloves

A

Moluccas indonesia

40
Q

propagation of cloves

A

from seed

41
Q

uses of clove

A

cooking, food processing, cigarettes