By Sarbjit Singh Reen
Apple crop in Kashmir is still safe as global
warming effects r coming late here. The average height of Kashmir valley 1850
meters, and location are the main plus points. Had it been closer to equator,
may be having same height, then the situation would have been more alarming. We
are very lucky in that way almighty has provided very good location and height
to paradise on earth. Is there something to worry? Let’s check it out.
Himachal Pardesh
According to G C
Kuniyal, senior scientist at the GB Pant Institute of Himalayan Environment and
Development, Himachal unit at Mohal, "In Kullu valley alone, it's become
warmer on an average of 0.9 degree celsius from 1965 to 1998. In 1965, the
apple belt was found at a height of 1000m above sea level. Now, it's at 2000m
above sea level." Apple, which was grown at Bajaura (1000m) area some
years back, can now be found only in Katrain (2000m) near Manali." Warmer
climate has made it harder to get a decent crop in the lower and middle
elevation belt and apple orchards have shifted to higher altitudes to find a
cooler place to grow. Bajoura, located in the lower part of the Kullu valley,
produced good quality apples about a few decades ago. Today, there is a general
consensus that the lower limit of apples has now reached Raison about 30
kilometers up the valley. Similarly in the Kotgarh region, villages in the
middle elevation belt produced some of the finest apples during the 1970s and
early 1980s. Today farmers here are struggling to replace their orchards. A
similar trend is noticed elsewhere in the state.
Japan
Most of apple trees
have been cultivated in the northern part of temperate zone in Japan, since
they are suitable for planting in cold climates. The crops produced in a cold
area may be greatly influenced by warming. This study is undertaken to assess
the impact of global warming on the production of apple (Malus domestica
Borkh.) in Japan. The temperature ranges assumed to be appropriate for the
cultivation of apple are 6-14°C on annual mean temperature and 13-21°C on mean
temperature from April to October, respectively. It was predicted that the
favorable regions to cultivate apples will gradually move northward. All the
plains of southern Tohoku in 2040's and central Tohoku 2236 meters above sea
level in 2060's will be unfavorable for apple cultivation, while most of
regions in Hokkaido 1600 meters above sea level will be suitable by 2060's.
Many parts of the current apple producing districts in Japan will be possibly
unfavorable by 2060's. Therefore, global warming will greatly affect the
cultivation environment of apples in Japan by the middle of the 21st century.
Pennsylvania
Adams county is the
heart of apple growing. Macintosh, Granny Smith, and other popular varieties
flourish here. Apples are among several types of fruit which require a certain
number of hours of winter chill to properly set fruit. The report notes that
between 800 to 1,200 chilling hours are necessary for most types grown in the
state. If the higher-emissions scenario continues, only about 50-60% of the
winters in the southeastern part of Pennsylvania, including Adams County, would
have 1,000 chilling hours by mid-century. By late century, only the
northern-most counties would have enough cold hours to produce apples.
From here we can
predict that apple belts will shift if we don’t address this problem of global
warming very seriously. we should also make global warming impact assessment
teams in Kashmir to access the trend of rising temperatures so that future
strategies should be worked out and new cultivars( low chilling) if to be
planted can be properly recognized and trails can be made well in time. Two
year from Dec3 to Dec 6 a seminar regarding the introduction of new low
chilling varieties was conducted in Himachal and foreign delegates from
Newzeland and other countries participated in that. In Kashmir as well things r
changing, rice belts of Kashmir r shifting to apple cultivation. This is the
first symptoms secondly canker attack apple trees has increased many folds ,
this is an another serious symptoms.
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