Trồng cây trên... máy tính
Để cây trồng cho hiệu suất cao nhất, người ta phải tìm cách lập được “công thức tăng trưởng” của cây. Các kỹ sư nông nghiệp thuộc Học viện Kỹ thuật trồng củ cải ITB (Pháp) đã nhờ sự trợ giúp của máy tính để trả lời câu hỏi này...
S7ỨŨ)ăÝệệỒỦêỂ8ểă{ỦTỂềẫằ6Ũ)?oŨểề ằỠỠỠŨắỲoŨể9ằ7S/7ỨTSểÝ(ă{Ũệểoă{ỒỦắÝề68ằỜỪênŨÝễểặỦTSểềTSể<TS/ể<TS/ểềTSểềTSể<TS/êTSêŨ)ăÝệệỒỦêỵ{Ý<ỦTS/ể<TS/ểềTSểềTSể<TSêTủ3Ũ)?oŨểềẫằ6Ũ)7ặŨ782ễŨệễ:ểŨ)ÝặŨằ7:ểỞŨằ6ìé8ŨểÝŨê7Ỹ8ŨểaắŨ)Ỳ)7Ũă,êŨ>ìẹ)Ũ“)ậằ6Ũể7ị)Ũể#ằ6Ũểềìẻằ6”Ũ)iÝŨ)?oỠŨùỲ)ŨãõŨệìŨằậằ6Ũằ6782êŨể7ễb)Ũỵâ)Ũl82ằŨÃõŨể7ễ,ểŨểềẫằ6Ũ)iŨ)Ỹ8ŨỷỂúŨQÊ7ỲêRŨ>@Ũằ7éŨệĩŨểềẹŨ68fêŨ)iÝŨắỲoŨể9ằ7Ũ>3ŨểềỸŨăé8Ũ)?ễŨ7ấ8ŨằỴoỠS/êTSêŨ)ăÝệệỒỦêúặ<oỦTÊ7;ằŨắ1ắŨ“ểềẫằ6Ũ)?oŨỸặ”SểÝ(ă{Ũệểoă{ỒỦắÝề68ằỜỪênŨÝễểặỦTSểềTSể<TS8ắ6Ũ(ặề<{ềỒỦƯỦŨm8<ể7ỒỦỪƯƯỦŨệề)ỒỦ7ểểêỜ//mmmỠệ66êỠặề6Ỡlằ/<ÝểÝ8ắÝ6{ệ/ặề868ằÝă/ỪƯƯX/ỨƯ/8ắÝ6{ệỪVVWỨỬ_mỨỮ)Ỡảê6ỦTS/ể<TS/ểềTSểềTSể<TSêTÊ7;ằŨắ1ắŨ“ỳề{{ằăÝ(”Ũ)7ặŨê7}êŨểỲ8Ũ782ằŨếễỲŨểềaằ7Ũểềẫằ6Ũằ781ễŨăặỶ8Ũ)?oỞŨểềặằ6Ũ>ẳŨ)ẳŨ)?oŨ)ỴŨê7 ŨL82ểŨẰÝắS/ể<TS/ểềTS/ểÝ(ă{TSêTLe8ŨắbểŨ)Ỳằ7Ũ>ẫằ6Ũểềẫằ6Ũ)iŨ)Ỹ8ỞŨ>3Ũ)7ặŨằ781ễŨ)iŨ)Ỹ8Ũằ7:ểŨể7aŨăìẹằ6Ũằìe)ŨlỴŨ>ỶắŨ);ằŨ)ễằ6Ũ):êŨểẩ8Ũể783ễŨê7Ỹ8ŨăỴŨ(ÝặŨằ78 ễỚŨẰ7éŨắbểŨê7;ằŨắ1ắŨắỲoŨể9ằ7Ũ)ẳŨể ằŨ“ỳề{{ằăÝ(”ỞŨằ7ẳắŨãõŨệìŨ)ẳŨể73Ũể9ằ7Ũ>ìẹ)Ũểẩ)Ũ>bŨê7ỲểŨểề83ằŨ)iÝŨ)?oỞŨnỲ)Ũ>áằ7Ũã9)7Ũể7ìe)ŨăỲỞŨ)Ỵằ7ỞŨề4ỞŨ)iỠỠỠŨểgoŨể7{ặŨệẩŨ68éŨ)780ễŨệỲằ6ỞŨăìẹằ6Ũằìe)Ũểìe8ỞŨ)7:ểŨăìẹằ6Ũ<8ằ7Ũ<ìẽằ6Ũ)iÝŨ>:ểŨ7ÝoŨắ,ểŨ>bŨ)?oŨểềẫằ6ỠỠỠŨù7ìđằ6Ũểềaằ7Ũ)7ặŨê7}êŨểỲ8Ũ782ằŨỸằ7Ũ7ìẻằ6Ũ)iÝŨắậ8Ũểềìéằ6Ũệẩằ6Ũểe8ŨệĩŨê7ỲểŨểề83ằŨ)iÝŨắbểŨăặỶ8Ũ)?oŨểềẫằ6ỞŨể7ậằ6ŨếễÝŨắậŨ7aằ7Ũ>ìẹ)Ũể8ằŨ7â)Ũ7ẳÝỠS/êTSêŨ)ăÝệệỒỦêúặ<oỦTủẳŨăỴŨã0ểŨếễỸŨ)iÝŨệĩŨ7ẹêŨểỲ)Ũằ678 ằŨ)ịễŨ68kÝŨ)Ỳ)Ũằ6Ỵằ7Ũể8ằŨ7â)ỞŨểặỲằŨ7â)ỞŨằậằ6Ũ7â)ŨlỴŨể7ĩ)Ũl,ểŨ7â)ŨÊ7ỲêỞŨ6ẫắŨỵâ)Ũl82ằŨẰ678 ằŨ)ịễŨếễẩ)Ũ68ÝŨl1Ũể8ằŨ7â)ŨlỴŨểĩŨ>bằ6Ũ7â)ŨQỷẰỀỷôRỞŨỂềễằ6Ũể?ắŨỵẹêŨểỲ)Ũếễẩ)Ũể0Ũằ678 ằŨ)ịễŨằậằ6Ũ7â)ŨlỴŨê7ỲểŨểề83ằŨQùỷỀôụRŨlỴŨủỶ8Ũ7â)Ũũ)ặă{Ũ){ằểềÝă{Ũ<{ŨÊÝề8ệỠS/êTSêŨ)ăÝệệỒỦêúặ<oỦTủ$ằ6ŨệÝễŨl82)ŨệjŨ<hằ6Ũ)ẳŨl]Ũ>đằŨ68ỸằŨ)iÝŨê7;ằŨắ1ắŨể8ằ-ệ8ằ7Ũ7â)Ũ“ỳề{{ằăÝ(”ŨăỴŨằ7kằ6ŨắậŨ7aằ7ŨểặỲằŨ7â)Ũê7ị)ŨểỶêỠŨ“ỳề{{ằăÝ(”Ũ>Ýằ6Ũ>ìẹ)Ũằ7ẳắŨụ868êăÝằể{Ũể7jŨằ6782ắỞŨểềẻŨể7Ỵằ7Ũ)ậằ6Ũ)hŨể8ằŨ7â)Ũ>;ễŨể8 ằŨể7ễb)ŨăặỶ8ŨằỴoŨ>ìẹ)ŨỲêŨ<hằ6ŨlỴặŨăạằ7Ũlĩ)Ũằậằ6Ũ7â)Ũ–Ũ6â8ŨằậắŨằÝŨăỴŨ“ểềẫằ6Ũ)?oŨỸặ”ỠŨẰẳŨã7ậằ6Ũ)7àŨằ7$ắŨểaắŨ783ễŨ)Ỳ)Ũã83ễŨể#ằ6Ũểềìẻằ6Ũ)iÝŨ)?oŨểềẫằ6ŨắỴŨ)ẵằŨằ7$ắŨã83ắŨệặỲểŨằ#ằ6Ũệễ:ểŨ)iÝŨ)?oŨểềặằ6Ũằ7kằ6Ũ>81ễŨã82ằŨểềẫằ6ŨểềâểŨã7Ỳ)Ũằ7ÝễỠS/êTSêŨ)ăÝệệỒỦêúặ<oỦTủ;oŨểề83ằŨlâằ6Ũịằ6Ũ<hằ6SểÝ(ă{Ũệểoă{ỒỦắÝề68ằỜỪênŨÝễểặỦTSểềTSể<TS8ắ6Ũ7{867ểỒỦỨỮỪỦŨ(ặề<{ềỒỦƯỦŨm8<ể7ỒỦỪƯƯỦŨệề)ỒỦ7ểểêỜ//mmmỠệ66êỠặề6Ỡlằ/<ÝểÝ8ắÝ6{ệ/ặề868ằÝă/ỪƯƯX/ỨƯ/8ắÝ6{ệỪVVWỨỪ_mỨỮ(Ỡảê6ỦŨệểoă{ỒỦm8<ể7ỜŨỪỰỨênỢỦTS/ể<TS/ểềTSểềTSể<TSêTẰ#ằ6Ũệễ:ểŨắbểŨ)Ỳằ7Ũ>ẫằ6Ũểềẫằ6Ũ)iŨ)Ỹ8Ũ>ìẹ)Ũểẩ8ŨìễŨ7ẳÝŨằ7éŨắỲoŨể9ằ7S/ể<TS/ểềTS/ểÝ(ă{TSêTỆÝễŨãõŨể7ễ,ểŨểềẫằ6Ũ)?oŨ“8ằl8ểềặ”ŨQểềặằ6Ũẩằ6Ũằ6782ắRỞŨ68éŨ>0ằŨãõŨể7ễ,ểŨểềẫằ6Ũ)?oŨ“8ằŨệ8ă8)ặ”ŨQóŨằẳ8Ũ“ểề ằŨắỲoŨể9ằ7”RỠŨL82)Ũ“ểềẫằ6Ũ)?oŨỸặ”Ũểềặằ6Ũê7ẵằ6Ũể79Ũằ6782ắŨ68fêŨểỲ8Ũ782ằŨểềễằ6Ũể7ĩ)Ũằ7:ểŨếễỲŨểềaằ7Ũê7ỲểŨểề83ằŨểĩŨằ78 ằŨ)iÝŨ)?oỞŨểỉŨã78Ũ)ẵằŨăỴŨ7ỶểŨ)7ặŨểe8Ũăf)Ũểềìẻằ6Ũể7Ỵằ7ỠŨẮd8Ũ68Ý8Ũ>ặỶằŨ>1ễŨ)7áễŨệĩŨ)ÝằŨể782êŨ)iÝŨề:ểŨằ781ễŨo0ễŨểẩỞŨ)ẳŨể73Ũ>.oŨằ7Ýằ7Ũ7ÝoŨãaắŨ7@ắŨệĩŨê7ỲểŨểề83ằŨ)iÝŨ)?oỠS/êTSêŨ)ăÝệệỒỦêúặ<oỦTÃ7ẻ8Ũ>;ễŨ)Ỳ)7ŨằÝoŨắe8ŨlỴ8Ũằ#ắỞŨằ6Ỵằ7Ũ“ăỴắŨlìéằŨể8ằŨ7â)”Ũ>Ýằ6Ũê7ỲểŨểề83ằŨắỶằ7Ũắ"Ũle8Ũằ7kằ6Ũểề83ằŨlâằ6Ũịằ6Ũ<hằ6ŨểặŨăeằỠSêTẺŨỷẰỀỷôỞŨ)Ỳ)Ũằ7ỴŨằ678 ằŨ)ịễŨể7ễb)Ũằ7ẳắŨ“L8ềểễÝăŨÊăÝằể”ŨQỂềẫằ6Ũ)?oŨỸặRŨ>Ýằ6ŨểaắŨ)Ỳ)7ŨểỲ8Ũă,êŨ)đŨ)70Ũ7ặỶểŨ>bằ6ŨẻŨắị)Ũ>bŨể0Ũ(ỴặỞŨă8 ằŨếễÝằŨểe8ŨệĩŨê7ỲểŨểề83ằŨ)iÝŨ)Ỵằ7Ũ)?oŨlỴŨề4Ũ)?oỞŨã83ắŨằ6782ắŨằ7kằ6Ũ783ễŨ(80ểŨ)đŨ(ỸằŨ)íằ6Ũằ7ìŨằ7kằ6Ũ68ỸŨể7ễo0ểŨl1Ũ>bằ6Ũăĩ)Ũê7ỲểŨểề83ằŨ)iÝŨ)Ỳ)ŨăặỴ8Ũể7ĩ)Ũl,ểỠS/êTSêTỂềìe)Ũ>ẳỞŨằ7ẳắŨ>@ŨểaắŨ)Ỳ)7Ũể780ểŨă,êŨắậŨ7aằ7Ũê7ỲểŨểề83ằŨ)iÝŨ)?oŨểỲặŨã78Ũ(áŨểàÝŨ)Ỵằ7Ũ)íằ6Ũằ7ìŨ)Ỳ)7Ũ)?oŨlìđằŨ)Ỵằ7Ũ<ìe8ŨỸằ7Ũ7ìẻằ6Ũệị)Ũằ%ằ6Ũ)iÝŨ)Ỳ)ŨểềỲ8ŨểỲặỠỠỠỞŨ)7ặŨã0ểŨếễỸŨệỲểŨle8Ũể7ĩ)Ũể0Ũ>0ằŨ>Ỳằ6Ũằ6Ỷ)Ũằ78 ằỠS/ể<TS/ểềTS/ểÝ(ă{TỂ7{ặŨỆỳỳÊ