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anale 11.pdf - Institutul National de Cercetare Dezvoltare pentru ...

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Tabelul 3<br />

Efectul fertilizării pe solul aluvionar din Lunca Mureşuluiasupra producţiei <strong>de</strong> cartofi (Effect of fertHization of an<br />

aUuvionary soH on tuber yield) Tg. Mureş, 1977-1978<br />

Producţia (tuber yieJd)<br />

Doza<br />

Pc<br />

(Rate) I p .. I p,.. I P,..K... I Efectul mediu M<br />

t/ha I % I Dif. t/ha I % I Dif. t/ha I % I Dif. t/ha I % I Dif. t/ha I % I Dif. 1Semn.<br />

N o 19,7 100 - 18,7 95 -1,0 20,0 101 0,3 20,5 104 0,8 19,7 100 -<br />

N 50 24,3 123 4,6 24,7 125 5,0 24,4 123 4,7 28,5 145 8,8 25,5 129 5,8 ***<br />

N 100 27,1 137 7,4 28,6 145 8,9 29,6 151 9,9 36,6 186 16,9 30,5 155 10,8 ***<br />

N uo 28,7 145 9,0 29,7 151 10,0 31,6 160 11,9 41,7 211 23,0 32,9 167 13,2 ***<br />

Media (Mean) 125,0 /100 I - /25.41 102 1<br />

0,4126.41106 1 1.4131.81128 16.8'" I<br />

P N PxN<br />

1 I 1<br />

I<br />

DL 5%<br />

1%<br />

0,1%<br />

0,5<br />

2,1<br />

2,8<br />

1,2<br />

1,5<br />

2,0<br />

4,5<br />

6,2<br />

8,6<br />

Spl'cificare*<br />

I<br />

Doze (rates) N<br />

Doze (rates) PK<br />

N o<br />

I<br />

Nuc N<br />

I 100 N<br />

I 150<br />

I<br />

P o I P ao I PIOO I P160KIOO<br />

........<br />

Q)<br />

........<br />

- NI'. tuberculi la cuib 8,0 0,5 9,5 9,6 8,6 8,9 8,8 9,3<br />

- GreuL medie tuberc. (g) 52,8 63,6 68,8 72,2 60,5 60,7 64,2 72,0<br />

- PI'od. comercială (t/ha)<br />

12,0 17,4 21,9 24,4 17,0 17,2 18,3 23,6<br />

" Numbel' of tubers in a hill, mean weight of a tuber, commerciaJ yipld<br />

I

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