茄果类蔬菜日光温室智能化育苗关键控制技术_梁玉芹.pdf

1: 2: S/ /2019 M /3 /26 / B05 C j g “9 / ?Z , i ?/ 9 5b5 - s9 !b 3. Ab NT v 3V1 p ,VK a H1 7b g ,K a H ,11b g $b 4. Ab A . h V L HS A , AK H1 , ArK HT b =a NT v ? 1o/ (B )l 1.bI Nl 1 p ,YV , 4 5 , , e? 30j32aW 18j 20; N0l e? 28j30aW 18j20; l e? 28j32aW 18 j20b ! :? i = 30 H ,1 7 g ; 28 H , g1bW 10 H $b 2. Ab l -i , P A 80%j90%;I N 3V s1 p ,I N 3V No Qp5 , P aR AbI N - ,a9F9 , A e 80%P , 3? ; N0 - , A 75%,V A , b ! :I N r - A !S 70%j80%; N0 A ! 75%j80%; A ! 75%j80%b 3.;vb NT v r -;v b g ; N0 ,? 28 H 7 b g , 26 H1b g ;W 10H $b 2. Ab N W ,I N n , f , A e 55%j75%;N0 A V , A 75%/R ;1 Ai e , b ! : NT v 2 = 1 4 = H , A 55% H1 , Ar 75% HT , ? f ? 2j3Qb 3.;vb aR;v g ;W 10 H1 $b 2. AbI NM -h ,V A V ; N0 N H1 e , A 55%j65%R ; M -1 , A 50%j65%b ! : NT v M - A 50% H , Ar 60% HT , ? 1j2Qb 3.;vb;v aRS 4000 j 25000 X , 4000 X ; , d?;v Hb a , M1 , P ? “d ,I Na N0a 8 q4 3%, , q4 6.2%,= s c .d b , NT v ? / “ , V NT v ? 4/ , NT v 15 4$ b