It may take many years to assess the effects of fertilizers on tree crops.
可能需要许多年才能评价肥料对果树的效果。
Citrus is one of the most important fruit tree crops and widely cultivated in the tropical and subtropical areas in the world.
柑桔是世界最重要的经济作物之一，在热带和亚热带地区广泛栽培。
Some species of tree have been read out of the party by economics-minded forestersbecause they grow too slowly, or have too low a sale vale to pay as timber crops.
有些种类的树木已经被有经济头脑的林农淘汰出局，因为它们生长得太慢，或者作为木材作物的售价太低。
Some species of tree have been 'read out of the party' by economics-minded foresters because they grow too slowly, or have too low a sale value to pay as timber crops.
有些种类的树木已经被有经济头脑的林农淘汰出局，因为它们生长得太慢，或者作为木材作物的售价太低。
He grows a few crops around his huts, including corn and manioc, and often collects honey from hives that stingless bees construct in the hollows of tree trunks.
他在小棚屋周围种了一些庄稼，有玉米和树薯，并且常常从无刺蜜蜂在空树洞建的蜂巢中收集蜂蜜。
Walnut tree is bigger, the planting density is low, such as alfalfa, ryegrass, dwarf crops, grass to care, to promote the production of fertilizer.
核桃树体较大，定植密度较低，如紫花苜蓿、黑麦草、矮秆农作物等，以草养地，以肥促产。
The seeds of the shortage were sown between 1998 and 2004, when tree prices collapsed because of oversupply and some Danish growers switched to other crops.
丹麦圣诞树供给不敷的问题发源于1998年至2004年那段时期，其时由于圣诞树供应过剩造成树价狂跌，因此一些树农转种其它作物。
As the traditional fruit tree in Wubu, Chinese Date is called "iron set crops" and "woody grain".
枣树作为吴堡的传统树种，被称之为“铁杆庄稼”、“木本粮食”。
The analysis of yield and quality of crops indicated that the sheltering range of shelterbelt net was 25 times tree height.
作物产量和质量分析表明，林网的防护范围为25倍树高。
On each side of the river stood the tree of life, bearing twelve crops of fruit.
在河这边与那边有生命树，结十二样果子。
Tree plantation requires a lot of water and the land used for tree plantations are generally suitable for growing crops.
种树需要很多水，种树用地通常也适合粮作。
Tree plantation requires a lot of water and the land used for tree plantations are generally suitable for growing crops.
种树需要很多水，种树用地通常也适合粮作。
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